Dicyanamide
[化] 二氰基胺
🗣️ 情景例句
Sure. We've been in business about five years now.
当然。我们创业至今有五年的历史。
When did you go painting?
你什么时候去画画？
She went into my room and got a big surprise when she saw all those books on the floor.
她走进我的房间，当她看到地板上的那些书时，大吃一惊。