Valerolactone
戊内酯
🗣️ 情景例句
and then a big red barn.
然后就是一座大的红色仓。
He seems very serious, but in fact he has a delightful sense of humor.
他看上去很严肃，其实很诙谐。
I was late for work yesterday，
我昨天上班迟到了。