Wehnelt
[医] 韦内(X线硬度单位,X线穿透力单位)
🗣️ 情景例句
I understand you used to be in the construction business,
听说你过去从事建筑业
I ate ham for breakfast yesterday.
我昨天早饭吃的是火腿。
to discover whether they are mentally ill more often than other people are.
看一看他们是否比其他人更易患精神病。