Indanone
[化] 二氢茚酮
🗣️ 情景例句
Hi, it's nice to meet you.
你好，很高兴见到你。
What's the round-trip fare?
来回票价多少？
A piece of cheese.A loaf of bread.A bar of soap.
一块乳酪、一块面包、一块肥皂、