Bishydrazicarbonyl
環(huán)二脲
??? 情景例句
And then branched out into other sports products.
然后逐漸擴(kuò)展出其他的運(yùn)動(dòng)產(chǎn)品。
Try to be there by 8:15 the airport will be crowded.
盡量在8點(diǎn)15分以前趕到那里，到時(shí)機(jī)場(chǎng)會(huì)很擁擠的。
What must I do, MRS.Jones?
我應(yīng)該做些什么呢，瓊斯夫人？