Welch's stain
[医] 魏尔希氏染剂
🧩 词语组成解析
🗣️ 情景例句
He has the eye of a painter.
他有画家的鉴赏力。
When did you take the examination?
你什么时候去参加考试？
Good, we'll be expecting him.
好，我们等着他。