Nephis
二溴乙烷
🗣️ 情景例句
I'm experienced in IBM-PC and Great Wall computers.
我熟悉IBM-PC和长城电脑。
I wrote to my uncle last night.I couldn't put it off any longer.
我昨晚给我的叔叔写了信.我不能再推迟寄信了。
He gets the solid shape, as it were, inside his head----
可以这样说，他脑子里得到的是一个立体的概念，