Sra
abbr. sulforicinucleic acid 硫铜酸
🗣️ 情景例句
Go by the book.
照章办事。
What were you doing this time last year?
去年这时候你在干什么？
The next time you see a watch, look at the back. You may see the English words Made in China.
下次你瞧见一块手表是，瞧瞧它的背面。你也许能看到“中国制造”的英语字样。