Welch's stain
[医] 魏尔希氏染剂
🧩 词语组成解析
🗣️ 情景例句
But you may rest assured that the payment is guaranteed.
但是你尽可以放心，我们的付款是有保障的。
He sweats with fear.
他在冒着冷汗。
He is also, incidentally, an unforgivable bore.
顺便说一句，他也是个不可饶恕的令人厌烦的人。