n.

1. 水平线；水平面[C]
   The village is 1,000 meters above sea level.

   这村子海拔一千米。

2. 高，高度[C][U]
   The flood rose to a level of 50 feet.

   洪水涨到五十英尺高。

3. （建筑物的）层[C]
4. 平坦的表面；平坦地区[C]
5. （文化等的）水平，程度，标准[C][U]
   These students have not reached an advanced level yet.

   这些学生尚未达到高级班的程度。

6. 【美】水平仪；水平测量[C]
7. 级别；地位[C]
   They are holding a conference at ministerial level.

   他们正在举行部长级会议。

a.

1. 水平的，平的
   Some streets are not level in the city.

   城里有几条街道不平坦。

2. 同高度的，同水平的，同程度的，并进的[F][（+with）]
   The little girl's head is level with her mother's knee.

   这小女孩已经长到她母亲膝盖那么高了。

3. 笔直的，直盯着的
   She gave me a level look.

   她直瞪瞪地看我一眼。

4. 平稳的；冷静的
   He was getting angry but his voice remained level.

   他很生气，但说话的语气仍很平静。

5. 【口】公平的；诚实的

vt.

1. 弄平，推平[（+out/off）]
   The bulldozer leveled the mound of earth.

   推土机把土堆铲平。

2. 夷平；毁坏；击倒
   The trees were leveled by the typhoon.

   树木被台风刮倒了。

3. 使平等，使划一
4. 把……对准[（+at）]

vi.

1. 变平
   The deck of the ship leveled as the wind subsided.

   随着风的平息，船甲板也平稳了。

2. 用枪瞄准[（+at）]
3. 坦率诚实地对待[（+with）]
4. 对准[（+at）]
   Her eyes leveled at him.

   她的眼睛盯着他。

n.

1. a horizontal plane or line with respect to the distance above or below a given point.
2. a height or distance from the ground or another base.
   ▸a floor within a multi-storey building.
3. a position or stage on a scale of quantity, extent, rank, or quality.
4. a flat area of land.
5. an instrument giving a line parallel to the plane of the horizon for testing whether things are horizontal.
   ▸Surveying  an instrument for giving a horizontal line of sight.

adj.

1. having a flat, horizontal surface.
   ▸(of a quantity of a dry substance) not rising above the brim of the measure:

   a level teaspoon of salt.
2. at the same height as someone or something else.
3. having the same position or value.
4. calm and steady:
   a level voice.

v.

1. make or become level.
   ▸demolish (a building or town).
2. make or become equal or similar.
3. aim or direct (a weapon, criticism, or accusation).
4. (level with) informal be frank with.
5. Surveying  ascertain differences in the height of (land).