R acid
[化] R酸; 2-萘酚-3,6-二磺酸
🧩 词语组成解析
🗣️ 情景例句
You know it isn't true.
你心里明白那不是真的。
Money often unmakes the men who make it.
为富不仁。
I like folk music. I write my own songs and I play the guitar as well.
我喜欢民间音乐。我唱的歌自己谱曲，我也弹吉他。