入耳的英文：
pleasant to hear

参考例句：

Gunfire and sniper shots still ring out.
枪声和狙击枪声依然不绝入耳。

pleasant是什么意思：
adj. 令人愉快的，可喜的，吸引人的；友好的，和善的，文雅的

The tone of the meeting was pleasant and innocuous.
会见的调子是令人愉快和坦率的。

This was a new and pleasant revelation.
这是一个令人愉快的新的启示。

Finished labours are pleasant
大功告成,好不高兴

He is a man of pleasant address.
他是一位举止文雅的人。

It was a pleasant, semitropical summer night.
这是亚热带好天气的夏夜。

hear是什么意思：
v. 听见；听取；听说；审理案件

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。