Dithiocarbamates
二硫代氨基甲酸盐类
🗣️ 情景例句
that I never could have done this book
我不可能完成这本书
Necessity and opportunity may make a coward valiant.
需要和机会，可使懦夫变勇敢。
He has the eye of a painter.
他有画家的鉴赏力。