R acid
[化] R酸; 2-萘酚-3,6-二磺酸
🧩 词语组成解析
🗣️ 情景例句
That's what I thought.
我也是这样想的。
Where do you live?
你在哪儿住？
You must be more careful! That car nearly hit you.
你得多加小心！那辆小车差一点碰着你了。