Vasicinol
鸭嘴花酚碱
🗣️ 情景例句
And tell them you want to go on the tour that goes down into the canyon.
跟他们说你要参加到峡谷里去的旅游团。
Excuse me! I'm sorry I startled you!
对不起！很抱歉，让你受惊了！
Will you shut the door, please?
请你把门关上，好吗？