Humans cannot, and would die if their legs were exposed for any length of time.

人类做不到这一点，如果双腿暴露，不管时间长短，都会死。

youdao

Maintaining a white finish over a length of time would present its own problems as a paint finish on such an exposed part of the house could require regular maintenance with difficult access.

况且，要它长时间的保持白色外观本身就会产生一些问题，因为在这块房屋外露的部分进行油漆粉刷是很难进行定期的维护保养的。

youdao

Boys exposed to high levels tend to have a longer ring finger relative to their index finger, while in males exposed to lower levels, the two fingers tend to be a similar length.

暴露在高水平性激素环境里的男孩，其无名指相对于他们的食指更长，而低水平环境中，这两根手指趋近于等长。

youdao

And so what I'm trying to make sure of is that when I put the pen up against the control box, the length of the pen exposed at each end is equal.

NPR: Memoir Offers an Inside Look at Autism

Although the reason is not yet understood, earlier studies have shown that finger-length ratios are a robust marker of how much of that hormone a baby has been exposed to in utero the more testosterone, the longer the ring finger.

ECONOMIST: Autism