R-s system
[化] R-S命名法
🧩 词语组成解析
🗣️ 情景例句
Nope.
不会。
He that lies down with dogs must rise up with fleas.
近朱者赤，近墨者黑。
Just now we all watched you sign to show that you had received the cheque.
刚才我们大家都观察到了你为表明已收到那张支票而签名。