Diffusion (vacuum)pump
[化] 扩散泵; 扩散真空泵
🧩 词语组成解析
🗣️ 情景例句
... I mean that when I say I care,
……我的意思是当我说 我关心 时
I always used to ask him a lot of questions.
我过去总是问他很多问题。
Struggling in a world of silence and darkness, I must have appeared to them to be simple.
在寂静无声、漆黑一片世界里挣扎，在他们看来，我一定是头脑简单了。