Underlayment
n. 地毯衬,屋面衬垫材料
🗣️ 情景例句
It's lovely, Robbie.
它非常可爱，Robbie。
I'm afraid all my efforts were in vain.
我担心我的努力全白费了。
Which person do you think is qualified for the job?
你认为哪一个人能胜任这份工作？