vt.

1. 磨，磨快
   He whetted his knife on the stone.

   他在石上磨刀。

2. 刺激，促進；增強（食欲、慾望等）

n.[C]

1. 磨
2. 開胃物（如酒等）；刺激物

v.

1. sharpen the blade of (a tool or weapon).
2. excite or stimulate (someone's desire, interest, or appetite).

n.