Pentadecanolide
[建] 十五酸内酯
🗣️ 情景例句
I know.
我知道。
One never loses by doing a good turn.
行善者决无一失。
After watching the red-dressed women walk by, I went to the rooftop and watched workers weave wastebaskets.
看那群红衣女郎走过，我爬上屋顶看工人们编垃圾筐。