Chlorolignin
氯化木素
??? 情景例句
You keep getting fatter and fatter.
你一天比一天胖。
Health does not consist with intemperance.
健康和放縱，彼此不相容。
Ready? Go! Mr. Hu shouted, and the boys started to run.
“預(yù)備--跑！”胡先生喊道，男孩子們開始跑。