Monoprop
丙酸
🗣️ 情景例句
It's our school, but we can't vote.
那是我们的学校 ，可是我们却不能投票。
Please don't be frightened by my dog.
请不要害怕我的狗。
It was an exciting finish.The winner was Billy Stewart.
比赛的结尾是激动人心的。获胜者是比利。斯图尔特。