1.
Similar the hard, tough nature of tortoise shell is due to the extensive disulfide bonding in its α-keratin.
同样，乌龟壳的坚硬性也是由于其a-角蛋白中存在广泛的二硫键之故。
2.
The Kuomintang is now pursuing a policy of blockhouse warfare, feverishly constructing their "tortoise-shells" as though they were iron bastions.
国民党现在实行他们的堡垒政策，大筑其乌龟壳，以为这是他们的铜墙铁壁。
3.
Turtle pulled her head and feet inside her shell.
乌龟把头和脚缩进壳里。
4.
The raindrops bounced off Turtle's shell.
雨滴从乌龟的外壳上溅落着。
5.
Any of various turtles or tortoises.
乌龟任一种海龟或陆龟
6.
The Complete Mitochondrial Genomes of Chinemys Reevesii and Cuora Aurocapitata;
乌龟和金头闭壳龟线粒体基因组全序列分析研究
7.
Any of various terrestrial turtles, especially one of the family Testudinidae, characteristically having thick clublike hind limbs and a high, rounded carapace.
龟一种陆地生乌龟，特别指属于龟鳖目的动物，一般具有厚重，梅花状的四肢和高耸的圆形甲壳
8.
The protective covering of certain animals, as the shell of a turtle.
甲壳某些动物身上有保护作用的覆盖物，例如乌龟的壳
9.
A protective covering, structure, or organ of an animal or a plant, such as teeth, claws, thorns, or the shell of a turtle.
防御器官动物或植物的防护层，结构或器官，如牙齿，爪子，荆棘或乌龟的壳
10.
The tortosis wins the race while the hare is sleeping
兔子睡大觉,乌龟才得胜
11.
Who runs fast, the hare or the tortoise?
野兔和乌龟谁跑得快？
12.
The hare and the tortoise are going to have a race!
野兔和乌龟要赛跑。
13.
The turtle can see the finish line.
乌龟可以看到终线了。
14.
Turtle plodded along the river trail.
乌龟在河边踱着步子，
15.
The turtle is protected by its hard shell.
龟受到它的硬壳的保护。
16.
A pen in shallow water, as for confining fish or turtles.
养鱼池，养龟池用来养鱼或乌龟等的浅水围场
17.
wide ranging marine turtle with flexible leathery carapace; largest living turtle.
广泛分布的海龟，甲壳象柔韧的皮革；最大的活龟。
18.
The turtle walked slowly but surely.
乌龟走得很慢但却走得很稳。