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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.

摘要同型孢蕨类经由同配自交、交配两类配育系或以无配生殖方式产生,交配又自交和交两种方式。

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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,高大ohia lehua树和那叫hapuu蕨类植物给丰富得令人惊奇动植物撑起了一把保护伞。

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contemn, contemplable, contemplate, contemplated, contemplation, contemplative, contemplator, contemporaneity, contemporaneous, contemporary,

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3G, 401(K), a,

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美国原版语文第二册

So, day after day, Davy hunted the woods for the prettiest flowers, and the most dainty ferns and mosses.

于是,大卫每天都到森林里去寻找漂亮花,以及最可口和苔藓。

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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,用森林里搭个小房子,找青蛙。

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光之城:

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

搂着我,片刻之后,小心地把我放到那片柔韧上。

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侏罗纪搏击俱乐部

As so we can look at whether we are seeing ferns, or herbs, or trees, or other remains of fossil plants to reconstruct the living environment.

所以我们能参考看到,还是草,或树木,或是什么别的化石遗迹来重建当时生存环境。

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凯斯宾王子

Through a gap in the bracken and branches she could just see a patch of water in the Creek and the sky above it.

透过和树枝空隙,她刚好看见河里一道清水和上方天空。

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VOA慢速英语_世界

The creature's stomach had leaves from a kind of fern, as well as very few leaves of different kinds of evergreens.

胃里有一种叶子以及少数不同常绿叶子。

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机器停止运转

My one aim now was to get to the top, where the ferns were, and to view whatever objects lay beyond.

这时,我唯一目的就是爬上洼地顶上去,那里就是所在地方,我要瞭望一下在远处都有些什么东西。

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Crash Course 学篇

Many types of ferns have large leaves called fronds that slowly unfurl over time, but there are other kinds, too.

许多种都有叫做叶子大叶子,随着时间推移会慢慢展开,但也有其

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现代大学英语精读(第2版)第三册

Along the roads, laurel, great ferns and wildflowers delighted the traveler's eye through much of the year.

沿途月桂树、巨大还有野花在一年中大部分时间里都可以让旅人觉得赏心悦目。

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Crash Course 学篇

Some fern leaves are tiny and float on top of water, and others have hairs shaped like egg-beaters.

有些叶子很小,浮在水面上,有些叶子像打蛋器一样。

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光之城:

The way was mostly flat, and he held the damp ferns and webs of moss aside for me.

一路上几乎非常平坦,为我把潮湿和密布苔藓拨到一边。

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Crash Course 学篇

Plants like Boston ferns are great at purifying the air.

像波士顿这样对净化空气很有帮助。

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光之城:

Everything was green: the trees, their trunks covered with moss, their branches hanging with a canopy of it, the ground covered with ferns.

放眼望去,满眼皆绿:树是绿,树干上苔藓是绿,树枝上浓密树叶是绿,地上也是绿

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厨房美味大比拼

M'kay, that's a beautiful fern, I could only make that by accident.

- 好,那是一株美丽,我只是偶然做出来

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Modern Love

The spring unfurled like the fat ferns along the road to my cabin.

春天像通往我小屋路上肥厚一样舒展开来。

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博兹曼科学——生

Something like 30% of brand-new fern species form through this mistake.

大约有30%种是通过这种错误形成

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Behind the house a bit of uneven ground with clothes-lines strung across it stretched up to a dry wall, and beyond the wall a patch of corn and a few rows of potatoes strayed vaguely into the adjoining wilderness of rock and fern.

房子后面有一点不平整地面, 上面挂着晾衣绳, 一直延伸到一堵干墙,墙外是一片玉米地和几排土豆, 隐隐约约地散落在毗邻岩石和荒野中。

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简·爱(原版)

I felt the consecration of its loneliness: my eye feasted on the outline of swell and sweep—on the wild colouring communicated to ridge and dell by moss, by heath-bell, by flower-sprinkled turf, by brilliant bracken, and mellow granite crag.

我感受到了荒原孤寂之美,我目光陶醉于那起伏连绵轮廓——那由苔藓、石南花、点缀着野花草地、绚丽和多孔斑岩所构成野性彩,赋予山脊和溪谷以独特韵味。

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优山美地

In 1871 the early winter weather was delightful; the days all sunshine, the nights all starry and calm, calling forth fine crops of frost-crystals on the pines and withered ferns and grasses for the morning sunbeams to sift through.

1871 年初冬天气宜人;白天全是阳光,夜晚全是繁星点点,风平浪静,松树和枯萎和青草上结出细密霜晶,让清晨阳光透过。

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温柔(下)

He loitered among the fallow rose bushes and the beds of damp sweet indistinguishable fern. It was warm for October but cool enough to wear a heavy tweed coat buttoned by a little elastic tape at the neck.

在休耕玫瑰丛和潮湿、甜美、难以辨认床之间闲逛。十月天气很暖和,但足够凉爽,可以穿一件厚重粗花呢外套,领子上系着一条小松紧带。

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contumacious, contumacy, contumelious, contumely, contuse, contusion, Conularida, conulariids, Conulata, conule,

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3G, 401(K), a,
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