Diffusion (vacuum)pump oil
[化] 扩散泵油; 扩散真空泵油
🧩 词语组成解析
oil
[ɔɪl]
n. 油;石油;油画;燃油;
vt. 给…加油;
vi. 化成油;
🗣️ 情景例句
It's OK. I'm sure they meant well,
没有关 。我敢说他们有心帮忙
I'm Jim.
我是吉姆。
'Where have you been hiding?' she asked impatiently.
“你躲到哪儿去了？”她不耐烦地问，