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Ferns grow in shady and moist places.

羊齿类植物生长在阴暗地方。

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Apospory is found in some mosses and ferns.

无孢子生殖存在于一些苔藓和蕨类植物中。

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Characteristics: Terrestrial ferns; stipes tuft, backlish at base; young fronds pinnaye with wider pinnae, when getting older, the fronds become bipinnate or tripinnatifid with slender pinnules.

地生,叶柄丛生,基部黑色;较年轻叶子一回羽状复叶,较老叶子二回或三回羽状复叶。

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Homosporous ferns produce sporophytes by intra gametophytic selfing, inter gametophytic mating, or apogamy.Gametangium ontogeny, genetic load, and ploidy affect the mating system of each species.

摘要同型孢子蕨类孢子可经由同配子自交、异配子交配两类配育系统或以无配生殖方式产生,异配子交配又可分为异配子自交和异配子异交两种方式。

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Here in the rainforest, the giant ohia lehua trees and hapuu ferns provide protective canopy to an amazingly diverse collection of plants and animals.

就在这片雨林中,高ohia lehua和那叫hapuu蕨类植物给丰富得令人惊动植物撑起了一把保护伞。

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Indusium The flap of tissue, derived from the placenta, that encloses the developing sporangia in the sorus of a fern.

是一种起源于胎座(应为叶表皮译注)瓣片状组织,覆盖在蕨类植物孢子囊群中正在发育孢子囊上。

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Rhizoid A unicellular rootlike structure found in certain algae and in the gametophyte generation of the bryophytes and some ferns.

在一些藻类、苔藓植物和裸子植物配子中存在由单个细胞形成类似根结构。

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Ferns were the first terricolous vascular plants, and still comprise an important part of primary productivity of ecosystems.

蕨类植物是最早登陆维管植物,至今仍然是生态系统初级生产力重要组成部分。

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The ultrastructure of the blepharoplast and the multilayered structure (MLS) in the fern Osmunda cinnamomea var.

精子发育过程中生毛和多层结构超微结构进行了研究。

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Apomixes is comparable to the conditions of apogamy and apospory, which are seen in many ferns.

在许多蕨类植物中常见无融合生殖包括无配子生殖和无孢子生殖。

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CNN 10 生英语 2017年11月合集

This doesn't involve people fighting people, but people fighting giant salvinia, a fern from Brazil that's causing a lot of problems in other parts of the world.

这不之间战争,而且巨型槐叶萍之间战争,这种蕨类植物原产于巴西,在世界上很多地方造成了很多问题。

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唐顿庄园(音频分割版)第一季

No, I haven't. It's not quite the same with 20 chaperones hiding behind every fern.

我可没忘。那不一样,一大堆女伴暗中窥伺呢。

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经济-文艺

Invaders such as purple-flowered Asian melastome and strawberry guava threaten to overrun delicate Hawaiian natives such as thornless roses and delicate tree ferns.

包括亚洲紫色野牡丹和草莓番石榴在内外来物种肆意繁殖,威胁了脆弱本地物种,如无刺玫瑰和树厥生长。

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自然百科

There was this picture of venus as a kind of primitive, steamy earth complete with giant tree ferns and dinosaurs.

金星上有一种原始、巨树蕨类和恐龙,及非常热地球感觉。

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百年孤独

Before them, surrounded by ferns and palm trees, white and powdery in the silent morning light, was an enormous Spanish galleon.

在宁静晨光里,就在他们前面,矗立着一艘西班牙大帆船,船体白色、腐朽,周围长满了羊齿植物和棕搁。

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6 Minute English 六分钟英语

Fern hopes that this will help normalise disability – treat something as normal which has not been accepted as normal before… … so being blind doesn't have to be a big deal – an informal way to say something is not a serious problem.

弗恩希望这将有助于使残疾正常化——把以前未被认为正常事情正常对待… … 所以眼睛看不见东西也没什么大不了,这表示某件事不严重一种非正式说法。

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地球全纪录

There are mosses and ferns everywhere, some at least a hundred feet tall.

放眼望去,尽苔藓和蕨类,有些至少有30公尺高。

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夏洛

Fern couldn't take her eyes off the tiny pig.

弗恩盯着小猪看,眼睛怎么也离不开它。

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吹小号天鹅

One small tree grew on the island, and there were rocks and ferns and grasses.

岛上有棵小树,还有岩石,蕨草和青草。

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美语情景对话

I mean, you just need to go out and look, and there's so many possibilities to have fun: making tree houses, making dens out of the woodland ferns and things like that, going on searches for frogs.

去外面看看你就会发现,有很多可以玩:建造树屋,用森林里蕨类搭个小房子,找青蛙。

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美国小英语6

How many ferns and lichens will grow on the north walls of a rocky slope!

北面陡峭斜坡上有很多蕨类植物和地衣。

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《卫报》(文章版)

Dillenius divided cryptogams into " fungi" and " musci" , excluding ferns and equisetums.

狄勒纽斯将隐花植物分为“真菌”和“藓类”,但不包括蕨类植物和木贼属植物。

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小妇(双语原版)

Amy was sketching a group of ferns, and Jo was knitting as she read aloud.

艾米在对着一簇羊齿写生,而乔则一面朗诵一面打绒线。

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地球脉动 第二季 (原声版)

These particular ferns, figs and orchids live only on the branches of other trees.

这些蕨类、无花果和兰科植物只寄生在其他树木树枝上。

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Crash Course 植物

And the ferns, and the mosses, and the palms and the sedges.

还有蕨类植物,苔藓,棕榈树和莎草。

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包法利夫(上)

Long ferns by the roadside caught in Emma's stirrup.

路边有些长长羊齿,老缠住艾玛脚镫。

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暮光之城:暮色

He held me for a moment, then carefully placed me on the springy ferns.

他搂着我,片刻之后,小心地把我放到那片柔韧蕨类植物上。

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经济(汇总)

Though he held citizenships from elsewhere-Kuwaiti from his birthplace, Palestinian from his father-and though he had spent his childhood in Oregon, he was proud to wear the silver fern on his shirt.

虽然他拥有其他地方公民身份——来源于出生地科威特身份,来源于父亲巴勒斯坦身份——尽管他童年在俄勒冈度过,但他很自豪能在衬衫上佩戴银

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精灵鼠小弟

" That's simple, " said Snowbell. " Climb this vine, enter George's room through the open window, then go downstairs and you'll find the bird asleep in the Boston fern on the bookcase."

“很容易,”雪球说。“爬上这常春藤,从敞开窗子进到乔治卧室,再来到起居室,爬到书架上波士顿羊齿植物那里就可以找到那只睡觉小鸟。”

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八十天环游地球

Pepper plants replaced the prickly hedges of European fields;sago–bushes, large ferns with gorgeous branches, varied the aspect of this tropical clime;while nutmeg–trees in full foliage filled the air with a penetrating perfume.

这里一丛丛胡椒树,代替了在欧洲农村用带刺植物筑成篱笆,椰子树和大棵羊齿草伸展着密茂枝叶,点缀着这热带地区风景。那些深色绿叶豆蔻树播散着浓郁香气。

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