Pentyloxy
戊氧基
🗣️ 情景例句
Do you follow me?
听懂我的意思没有？
If the hen does not prate,she will not lay.
不叨叨的母鸡不下蛋。
His bike hit the bag of rice and he fell off.
他的车撞到大米上，他摔了下来。