prep. (表示位置)在;在(某时间或时刻);以,达; 向,朝;
n. 阿特(老挝辅币单位,100 阿特 = 1 基普);
🗣️ 情景例句
I said exactly the same thing to Grandpa.
我跟你爷爷说了同样的话。
I played ping-pong this morning.
我今早在打乒乓球。
Who could have imagined, in the mid 1970s, for example, that by the end of the 20th century, computers would be as common in people's homes as TV sets?