Stiff, straight fingers are your models way of telling you she is nervous with her body language.

僵硬、笔直的手指会是模特告诉你她很紧张的一种身体语言。

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Most earlier models of insect flight relied on stiff, straight wings, overlooking the important effects of flexibility and shape, says Thomas.

托马斯谈到，大多数昆虫飞行的早期模型以刚性的、折线化的翅膀为基础，忽略了挠性和轮廓的重要影响。

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The breeze had long since dropped, and the dry grass stood stiff and straight as copper wires.

微风早经停息了；枯草支支直立，有如铜丝。

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Another crisp hook had Cook reeling in the third and his problems deepened in the fourth when he staggered after receiving another stiff straight left.

BBC: Luevano knocks out Cook for title

He tried two designs at once, making one side of the car stiff and straight and the other curved and rounded.

FORBES: My Brother-in-Law, The Designer