Etheride
酰卤化物
🗣️ 情景例句
Fish, fish, send me a fish.
鱼 鱼 给我一条鱼。
Pouring oil on the fire is no way to quench it.
加油不是灭火法。
Many people prefer living in the country to living in the town.
许多人喜欢住在农村而不喜欢住在城市。