Pentadecanolide
[建] 十五酸内酯
🗣️ 情景例句
See you in front of the museum at five o'clock.
五点钟博物馆前再见。
I'm in a good mood.
我现在心情很好。
Otherwise we won't be able to hear ourselves talk.
否则我们的谈话彼此就都听不到了。