ear popping
耳朵里嗡嗡作響，通常指在飛行或高海拔地區的氣壓變化時
口語·描述飛行或登山時耳朵不適感
英文釋義
the sensation of pressure or discomfort in the ears, often experienced during changes in altitude, such as when flying in an airplane or driving up a mountain
例句
My ears were popping during the entire flight, and I had to chew gum to relieve the pressure.
典故來源
源于航空旅行中氣壓變化導致耳膜內外壓力不平衡，產生嗡嗡作響或不適感的現象。