Levin
n. 闪电
🗣️ 情景例句
The smog in L.A. is caused by air pollution and water vapor.
洛杉矶的烟雾是由空气污染和水蒸气造成的。
I have just finished my homework.
我刚刚做完了作业。[刚刚完成的动作
I had a letter from my sister yesterday.
昨天我收到了姐姐的一封信，