Pentethide
五乙基化物
🗣️ 情景例句
He jumped at the offer.
他欣然接受了这个工作机会。
A thing is bigger for being shared.
插手人一多，事态就扩大。
Could you help me please, girls? I want to put these things in the car.
姑娘们，能帮帮我吗？我想把这些东西放到车里面。