Valerolactone
戊内酯
🗣️ 情景例句
If you need any help, I'll be ust over here.
如果你需要任何帮助，我都随时待命。
I played outside this morning.
我今早在外面玩。
Why don't you borrow some? Do you have a friend who might lend you some?
那为什么不去借点首饰呢？你有没有朋友可以借给你首饰呢？