Phaeophyll
叶褐素
🗣️ 情景例句
If there's anything you need, just knock on my door.
有什么需要帮忙的话，尽管敲门来找我。
Wise men chanbge their mind, fools never.
聪明人随机应变，愚蠢者固执己见。
You are John Smith, the engineer,aren't you?
你是工程师约翰。史密斯，对吗？