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
I'll have her call you as soon as she comes back.
等她一回来， 我就请她马上回电。
I plan to learn photography.
我打算学摄影。
It was not that Bruce always underestimated difficulties.
这并不是说布鲁斯总是低估困难，