1/ear释义：

n. 耳朵穗听觉倾听

vi. （美俚）听见抽穗

2/例句：

The little boy has a hearing defect in his right ear.

这个小男孩的右耳听力有缺陷。

3/ear的复合词是：

in the ear正在结穗

by ear不看乐谱凭听觉

on one's ear◎震惊，(使)惊讶，激动(引起)动乱

long ears尖耳朵好奇心

inner ear内耳