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
Come on, you big guy.
过来， 你这个好小子。
Never say of another what you would not have him hear.
莫说不想让人听见的话。
They had to edge their way along this, sometimes wading across shallow streams, or swimming across deep pools.
他们不得不侧着身子往前走，有时过浅溪，有时游过深潭。