这种爬行动物的皮肤坚韧并带有鳞片。
朱莉娅是一个非常坚韧，说话尖锐的女子。
她冷峻、坚韧而风趣。
鲸须的坚韧、轻巧、结实而又有弹性赋予它广泛的用途。
The toughness, lightness, strength, and elasticity of whalebone gave it a wide variety of uses.
坚韧健康的牙齿有助于你咀嚼食物。
运动员在比赛中表现出坚韧的斗志。
The athletes displayed great tenacity throughout the contest.
极端的条件会培养出极其坚韧的植物。
这四个州组成了这条坚韧而柔软的皮带上的铜扣。
The four states make up the brass buckle on that tough but pliable leather belt.
一个人必须像参加击剑比赛或国际象棋比赛那样，以同样的坚韧和敏捷来准备。
One person must prepare for it with the same tenacity and quickness as one does for a fencing tournament or a chess match.
黄鼠狼家族里最大的陆地居住成员是强有力，坚韧的，有锋利的牙齿而且狡猾。
The largest land-dwelling member of the weasel family is strong, tenacious, sharp-toothed and cunning.
他说重建工作会需要高度坚韧、勤劳和奉献。
He said the task of reconstruction would demand much patience, hard work, and sacrifice.
莱斯特大学教授戴维·哈珀表示：“火烈鸟的腿上已经进化出了非常坚韧的皮肤，这样它们就可以忍受盐水。”
"Flamingos have evolved very leathery skin on their legs so they can tolerate the salt water," says David Harper, a professor at the University of Leicester.
MGM倾向于推出大量全明星的作品，而派拉蒙擅长喜剧，华纳兄弟则建立了坚韧不拔的社会现实主义的名声。
MGM tended to put out a lot of all-star productions while Paramount excelled in comedy and Warner Bros, developed a reputation for gritty social realism.
坚韧的叶鞘拱出了土壤，需要对突出体作辅助工作。
Tough sheaths push through the earth and do the backwork needed for the emergence.
霍比居骑兵骑乘的霍宾马种体格坚韧，对爱尔兰地区的沼泽丛林适应极佳，因此能令他们在此轻松击败更为重装的骑兵部队。
Riding small native Irish horses, 'hobins", which are well suited to the marshes and rugged terrain of Ireland, the Gaelic Hobiguir are able to outmaneuvre heavier cavalry with ease."
这些材料非常轻，但是却非常坚韧。
它坚韧并富有弹性，很难砍断。
碳复合材料极端坚韧和质轻。
这些妇女拥有力量，坚韧和快乐的力量。
胜利，是属于最坚韧的人。
我比别人想像的更坚韧。
神经连接网络一旦粘合就坚韧无比很难破坏。
That network of neural connections, once cemented, is tough to break.
她成功地使他在危机时刻的坚韧性受到怀疑。
She has raised doubts about his toughness in times of crisis.
她既坚韧又无所畏惧。
但讲述这些故事同样需要勇气与坚韧的毅力。
如此的犯罪手法来源于他的专注以及坚韧不拔。
Such conviction stems from his keen focus and veracious tenacity.
如果今天能坚韧不拔，就能度过一切。
如果今天能坚韧不拔，就能度过一切。
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