Underset
n. 下层流, 下层矿脉
✅ 同义词
🗣️ 情景例句
He's the best pediatrician in Westchester.
他是全Westchester最好的小儿科医师。
What shall I send him for his Christmas?
我要送他什么东西作为圣诞礼物？
Here you are.
给你这信。