听力水平的英文：
n. hearing level

hearing是什么意思：
n. 听力，听觉；听力所及的距离；审讯，听证会
v. hear的现在分词

Please keep within hearing.
请保持在听得见的距离内。

His hearing is very sharp.
他的听觉很灵敏。

His hearing has started to go.
他的听力开始衰退。

of or pertaining to hearing or the ear.
属于、关于听力或耳。

My daughter is keen of hearing.
我的女儿听觉灵敏。

level是什么意思：
n. 水平线，水平面；高度；层；水平；级别
adj. 水平的，同高度的；笔直的；平静的
v. 推平；毁坏；使平等；瞄准；变平；坦率诚实地对待

Level off the shelves with a spirit level.
用酒精水平仪把架子弄平。

But there is plenty of scope at that level.
然而在此水平上还是有足够的余地。

The worker levelled their looks at the foreman.
工人们用目光逼视着工头。

They leveled a field yesterday.
他们昨天平整场地了。

They leveled a building with the ground.
他们拆除了一座建筑物。