Cyanamide
n. 氨腈\\n[化] 氨基化氰; 腈氨
??? 情景例句
Fine. How much would you like to exchange, sir?
好的。您要兌換多少呢，先生？
Use a book as a bee does flowers.
讀書(shū)如蜜蜂采花，吸取其中之精華。
It's time I went and picked up my little girl from school.
我該去學(xué)校接我的小女兒了。