Bottom diameter
[化] 螺纹内径; 螺纹底径
🧩 词语组成解析
bottom
['bɑtəm]
n. 底部;末端;臀部;尽头;
adj. 底部的;
vt. 装底;测量深浅;查明真相;
vi. 到达底部;建立基础;
🗣️ 情景例句
get some background on the job.
了解这项工程的一些背景。
Yesterday was such a beautiful day we decided to go for a drive.
昨天是如此美好的一天，我们决定开车出去。
They had rushed up to her while she was having a picnic at the edge of a forest with her children and tried to steal her handbag.
刚才，当她和孩子们正在森林边上野餐的时候，这两个人冲到她跟前，企图抢走她的手提包。