go in at one ear and out at the other 左耳进右耳出，当耳旁风

pick up one's ears 竖起耳朵听

up to the (one's) ears 深陷在（债务等中），债台高筑

wet behind the ears 乳臭未干

be on one's ears 在发怒

be all ears 全神贯注地倾听

give ear to 听，倾听，注意

give one's ears 不惜任何代价（要）

have an (no) ear for 对……听觉灵敏（不灵敏）

sleep on both ears 酣睡，熟睡

turn a deaf ear to 对……置之不理，对……充耳不闻