Spergon
四氯对醌
🗣️ 情景例句
Tonight, it's my treat.
今天晚上， 我来请客。
His toe is swollen, Does it hurt?
他的脚趾肿起来了，疼不疼？
They are often more industrious, useful citizens than those who are never late.
他们与那些从不迟到的人相比，常常是更勤奋有用的公民。