Picowatt
[电] 微微瓦
🗣️ 情景例句
My parents are expecting to see good grades this semester.
我父母希望我这个学期取得好成绩。
I'd like to reserve a sleeper to chicago.
我要预订去芝加哥的卧铺。
I have just heard from my sister, Mary.
我刚收到我妹妹玛丽的一封信。