Diphenylethlene
二苯基乙烯
🗣️ 情景例句
Yes. The number, please,of the Staten Island Ferry lost-and-found office.
我想问一下Staten岛渡轮失物招领处的电话号码。
Joy often comes after sorrow, like morning after night.
暮去必将朝至，苦尽常会甜来。
and to exercise such initiative as falls within their sphere,
在各自的工作范围内发挥主动性，