Half-thickness
[化] 半值层; 半值厚度
🧩 词语组成解析
half
[hæf]
adj. 一半的，半个的;
n. 半;一半;（啤酒等饮料的）半品脱;（比赛、音乐会等的）半场;
adv. 一半;部份地;
🗣️ 情景例句
I think you're doing the right thing. Taking your time.
我觉得你们做得对。慢慢来。
Relax!
放松一下！
As far as policy is concerned, I have to say something.
谈到政策，我得说几句。