Peroxy-nirtrate
[化] 过硝酸盐
🗣️ 情景例句
We have several package tours you may choose, from ten days to three weeks in Europe.
我们有几套欧洲旅游计划选择，时间从10天到3个星期。
I've heard so much about you!
久仰大名！
I've live here for twenty years.
我在这里住了20年了。