n.[C]

1. 平面
2. 程度；水平；阶段；级
   Try to keep your work on a high plane.

   努力将你的工作保持在高水平上。

3. 【口】飞机
4. 【空】机翼

a.

1. 平的，平坦的；平面的
   The surface must be completely plane.

   这表面必须完全平坦。

vi.

1. 翱翔
2. （水上飞机等）在水面滑行，在水面掠过
3. 乘飞机旅行

n.[C]

1. 刨子[C]

vt.

1. 用刨子刨，用刨子刨成[O8]
   He planed the bench smooth.

   他将凳子刨平。

2. 用刨子刨掉[（+down/away）]
   There are still a few rough places on the surface of the table that need to be planed down.

   桌子的表面仍有一些粗糙的地方需刨平。

vi.

1. 刨
   The carpenter is planing away at a plank.

   木工在使劲刨一块木板。

n.

1. 【植】悬铃木（= plane trees）[C]

n.

1. a flat surface on which a straight line joining any two points would wholly lie.
   ▸an imaginary flat surface through or joining material objects.
   ▸a flat surface producing lift by the action of air or water over and under it.
2. a level of existence or thought:
   the spiritual plane.

adj.

1. completely level or flat.
2. relating to only two-dimensional surfaces or magnitudes:
   plane and solid geometry.

v.

1. (of a bird or an airborne object) soar without moving the wings; glide.
2. (of a boat, surfboard, etc.) skim over the surface of water as a result of lift produced hydrodynamically.

n.

n.

v.

n.