Pentosamine
[化] 戊糖胺
🗣️ 情景例句
Thank you. Good-bye. Bye, Gerald.
谢谢。再见。Gerald 再见。
His eye is swollen, Does it hurt?
他的眼睛肿起来了，疼不疼？
He has retired from political life and gone to live abroad!
他已经退出了政界去国外了！”