The essence of deacetylation reaction of chitin was the hydrolysis of N-alkyl ethanamide.
摘要甲壳质脱化反应其本质是N-烷胺的水解。
These crustaceans provide a valuable food source for some fish.
这些甲壳纲动物是某些鱼类重要的食物来源。
Retinol, Horsetail Extract, Pyroligneous Acid, Pecan Shell Powder.
维生素A醇、木贼(马尾草)萃取、木酢酸、甲壳粉。
He was the Beatles' most versatile singer and not just as a balladeer.
他是甲壳虫乐队中最多才多艺的歌手，不只是个民谣歌手。
Beetles bury pellets of dung and lay their eggs within them.
甲壳虫把粒埋起来,然后在里面产卵。
The thorax and pleon bear a number of lateral appendages, including the gills, and the tail ends with a telson.
另一个古老的特征是甲壳亚门动物分叉的足，这的足在化石中的三叶虫就已经有了。
" Water flees fleas" are not insects but copepods, a crustation crustacean like lubster lobsters and crubs crabs but extremely small.
水蚤不是昆虫类而是桡脚类的动物，像龙虾或螃蟹有甲壳的，但是非常小的。
Solitary in nature, the trunkfish blows water out of its mouth to expose prey such as mollusks, crustaceans, worms, and sponges.
孤立的性质，硬鳞鱼殴打海水来自嘴里去揭露猎物，如软体动物，甲壳类，蠕虫和海绵动物。
In scyphozoan jellyfish, the free-swimming medusa form is the dominant stage, with the sessile polyp form found only during larval development.
自由游泳的水母见于各海洋，包括常见的沿海岸线漂流的盘形动物(如甲壳动物)。
The Myriapoda are polyphyletic. 2.The Chilopoda appears to be sister to a clade containing the Insecta and Crustacea, but with low bootstrap support.
2、唇足纲、昆虫和甲壳动物聚合，其中昆虫与甲壳类聚为一支，然后与唇足纲构成姊妹群关系, 但是支持率不高。
Chitin and chitosan have been prepared by the methods of EDTA and HCl with the shell of shrimp and Squilla Oratoria as raw materials.
以虾壳和虾蛄壳为原料分别采用EDTA法和盐酸法制备了甲壳素和壳聚糖。
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The Beatles had many smash hits in the 1960s.
虫乐队在20世纪60年代有很多轰演出。
Worms and enemies and crustaceans are protected there.
蠕虫和它天敌，还有物都能在这里得到保护。
They are unique in the fact that they are the only land-based crustacean.
潮虫独特之处在于它们是唯一陆生纲物。
My brother keeps a beetle as a pet.
我弟弟养了一只虫当宠物。
Strausfeld says the organ systems detailed in this study are easily recognizable in today's crustaceans.
Strausfeld说研究中详细可见器官系统在如今纲生物中也清晰可见。
The renovation renders the shells more precious to their owners-and to other covetous crustaceans as well.
这改造让寄居蟹更加珍惜自己螺，而其它贪婪物也会垂涎这样螺。
A mouse and a bunny singing a song written by two Beatles?
一只老鼠和一只兔子在唱两只虫歌？
I think most people would say the answer is c) The Beatles.
我想大多数人都会说答案是c）虫乐队。
Is it a) The Rolling Stones, b) The Beatles or c) Elvis Presley?
a）滚石乐队，b）虫乐队（又名披头士），还是c）“猫王”埃尔维斯·普雷斯利？
I'm not sure Wanda, my old VW Beetle, would make the journey in time.
我不确定我老式大众虫能否让我按时完成行程。
But theirs were made of the mineral calcite, which also constituted their exoskeletons.
但这些晶体是由方解石构成，它们也是同样成分。
In one famous song the Beatles sing " let it be" .
虫乐队在其某首著名歌曲中唱到 " let it be" 。
He discovered, when he put it to the test, that the beetles do, indeed, float.
在对该理论进行验证时，他发现虫确实会漂浮。
Right. Well, I've got the Beatles here, in very early days, so early 1960s.
虫乐队，出名在很早时候，20 世纪 60 年代早期。
Smithsonian Magazine notes that the crustaceans are considered bad luck because they move backwards.
《史密森尼杂志》指出，物被认为是不祥之物，因为它们会向后移。
Over 250,000 tons of crustacean waste are produced every year in the EU alone.
仅仅在欧盟，每年就会产生二十五万吨物垃圾。
They measured butterflies, beetles, weevils, ground spiders, web-building spiders, moths and grasshoppers.
他们测量了蝴蝶、虫、象鼻虫、地蜘蛛、织网蜘蛛、飞蛾和蚱蜢体型。
And speaking " shellfishly" , that would be a calamity.
对于物来说，这简直是一场灾难。
Then, let's jump forward a bit and hang out with the Beatles.
然后，让我们往前跳跃一点，和虫乐队一起出去玩。
No longer shell-less and colorless, they had developed a kind of thick, grayish, shiny armor.
它们不再是肉乎乎没、没有颜色了，而是长出了一层厚厚、亮亮、灰白色盔状东西。
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划词翻译
详细解释
化反应其本质是N-烷
胺的水解。
粒埋起来,然后在里面产卵。
的足在化石中的三叶虫就已经有了。
演出。
改造让寄居蟹更加珍惜自己
