Undercoating
n. 防水底涂层
✅ 同义词
🗣️ 情景例句
Would you like to call home?
你想跟家里通个电话吗？
Competition between bidders for this valuable painting has been keen.
拍卖时各出价对这幅名画竞争很激烈。
Why didn't you tell me then?
为什么那时不告诉我呢？