K-shell
[医] K层, K壳(治原子构造)
🧩 词语组成解析
shell
[ʃel]
n. （贝、卵、坚果等的）壳;外壳;炮弹;（人的）表面性格;
vt. 去壳，脱落;炮击;
vi. 剥皮;炮轰;
🗣️ 情景例句
You forgot to ask me for the change.
你忘了问我要找回零钱。
I could only guess the number of people in the room.
我无法正确地猜测房间里面有多少人。
My shoe has been pressing against my foot, so it hurts a bit.
我的鞋一直挤着脚，所以脚有点疼。