听觉 Hearing
be all ears 倾听
eavesdrop/overhear 偷听
hear about 听到关于……
hear from 收到来信
I hear that …听说,风闻
It is rumoured that 据谣传……
listen carefully/strain one's ears to hear 洗耳恭听
listen for 等着听
listen in to/on 收听(广播)
prick one's ears 侧耳听,竖起耳朵听
tap [tæp] 窃听