Carbamidine
n. [化]胍
??? 情景例句
His studies haven't been inproving lately.
他的學業(yè)最近沒什么進步。
No. That's nog good either. But give me your number and I'll call you if somebody cancels.
不。也不行。不過請你把電話號碼給我，如果友人取消約會，我就打電話通知你。
What do you think?
你認為怎么樣？