Dinitrodiazophenol
二硝基重氮酚
🗣️ 情景例句
instead of redesigning the entire system.
而不必重新设计整套系统。
Yes, but I don't want go downtown.
是的，但是我不希望上街。
No, Mom, said Lucy. I forgot the money!
“没有，妈妈，”露西说，“我忘记带钱了！”