Ortho-hydroxylaniline
[建] 邻一羟基苯氨
🧩 词语组成解析
原; 直
🗣️ 情景例句
Can I get you something, Mr. Stewart?
要我替你拿点什么吗， Stewart先生？
Excuse me to have kept you waiting.
对不起让你就等了。
Which school were you at last year?
你去年在哪所学校读书？