Undercoat
n. 下层绒毛, 底漆, 内涂层\\n[化] 底漆
✅ 同义词
📖 牛津释义
undercoat
n
1 [U, C] (paint used for making a) layer of paint under a finishing coat 底层（涂料）. Cf 参看 topcoat (top1).
2 [U] (US) = underseal.
🗣️ 情景例句
Away from the telephones and account books.
远离电话和帐簿。
The pine tree has a very wide distribution.
松树的分布很广。
After you printed the book, you had to throw away the carved pieces of wood.
你把书印出后，不得不把刻过的一片片木板扔掉。