I did have rather spindly legs.

我的腿以前细长而纤弱。

《柯林斯英汉双解大词典》

Try as he may, his long, spindly legs buckle whenever he starts to boogie.

他可能会尝试，他的长，细长的腿扣每当他开始舞动。

youdao

Small head, small arms spindly legs, but also a pair of small eyes narrowed.

小小的脑袋，细臂膀细腿，还眯缝著一双小眼睛。

youdao

He had been playing around with symmetry, and showed a Shoggoth that appeared to be perched on spindly legs.

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We envision a future where spindly robotic legs shudder under the weight of our grossly obese frames -- but maybe we've seen Wall-E too many times.

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Mr. BEYER: Well, I mean, thoroughbreds, you know, going back, you know, to almost the start of the species, were, you know, were bred for speed and, you know, and carried their weight on, you know, on spindly little legs.

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