While on plane, you may experience pain and discomfort in the ear because of pressure changes. Try swallowing to keep the Eustachian tube open to relieve the discomfort.

• 当飞机起飞或下降时,由于气压的转变,耳朵或许会出现疼痛的现象,可作连续的吞咽动作,保持耳咽管通,以纾缓不舒服的感觉。