R acid
[化] R酸; 2-萘酚-3,6-二磺酸
🧩 词语组成解析
🗣️ 情景例句
I'll give him your message as soon as he's available.
他一有空我就转告他您的留言。
I don't feel very well this morning.
我今早感到不很好。
Sally was amused, but I was very embarrassed!
萨莉感到很有趣，而我却很尴尬。