底部的数字就是推荐的摄氏水温。The number at the bottom is the recommended water temperature in Centigrade.海平面下降使白令海底部的浅层大陆架暴露出来。Lowered sea levels exposed the shallow continental shelf beneath the Bering Sea.水从花盆底部的洞漏出去.The water drain...

“底部的”的英语可以翻译为：ottom ...