Oleanene
[化] 土当归烯; 齐墩果烯
🗣️ 情景例句
When are they coming?
他们什么时候来？
How long does it take for a letter to get to California ?
一封信到加利福尼亚要花多长时间？
Can I have the key to the front door please?
我能带上前门的钥匙吗？