youdao

And the squeaky clean mice, even with the risky gene, stayed healthy.

而这些异常洁净的小实验鼠即使携带了高危基因，也依然健康茁壮。

youdao

The old man stayed healthy by walking an hour every day.

那个老人通过每天步行一小时保持健康。

youdao

So we used bottled water for drinking and brushing our teeth, a precaution that may seem excessive, but we all stayed healthy.

所以我们一直喝瓶装水，刷牙也用这个，可能这有点过分小心了，但不管怎样那段时间我们一直都很健康。

youdao

So we used bottled water for drinking and brushing our teeth, a precaution that may seem excessive, but we all stayed healthy.

所以我们一直喝瓶装水，刷牙也用这个，可能这有点过分小心了，但不管怎样那段时间我们一直都很健康。

youdao