Thiochromene
[化] 1,2-苯并噻喃
🗣️ 情景例句
What would you say is the most popular sport in your country, Mr. Lu?
陆先生，你们国家什么运动最流行？
Merry is he that hath nought to lose.
人无所失，不亦乐乎。
At night, when you really wish to go to sleep, you rarely manage to do so.
到了夜晚，你真想睡了，却很难入睡。