Earset
（电话）耳机, 免提装置
🗣️ 情景例句
Oh, I'm sorry Susan isn't here.
啊 可惜Susan不在。
Excuse me, but may I ask a question?
对不起，我可以问个问题吗？
It's Tree Planting Day. We're going to plant trees in the park along the lake.
明天是植树节。我们要去公园/沿着湖边种树。