Nitroaromatic
硝基芳香化合物
🗣️ 情景例句
Everybody needs help sometimes, Richard.
每个人都有需要帮助的时候， Richard。
Just the other way round.
正相反。
Permission was granted and a policeman accompanied him to a pay phone.
警察同意了，陪他来到一个投币地电话前，