Methylphenanthrene
甲菲
🗣️ 情景例句
I certainly can print the news.
我当然可以刊出这则新闻。
All is not at hand that helps.
有用的东西并不都是垂手可得的。
I'm sorry, Lucy.I'm afraid that I can't get up.
对不起，露西，恐怕我站不起来。