Echinenone
海胆酮, β-胡萝卜素-4-酮
🗣️ 情景例句
Good night, Alexandra.
晚安，Alexandra。
Could I possibly make it early in the afternoon?
我可以约在下午一上班的时间吗？
No, thanks. I can manage it myself.
不，谢谢。我可以自己提。