Bothrium
[醫] 吸溝, 吸槽
??? 情景例句
I always take good care of my body.
我總是很關注身體健康。
Let every tub stand on its own bottom.
各人管各人自己。
Mars has an extraordinary fascination for would-be voyagers.
火星對未來的星際旅客來說有著特殊的魅力。