Wehnelt
[醫] 韋內(X線硬度單位,X線穿透力單位)
??? 情景例句
Shall I tell him you called?
我告訴他你來過電話，好嗎？
It's about time.
時間差不多了。
No, less than that. One and a half teaspoonfuls, please.
不，再少一些。請放一勺兒半。