常見例句雙語例句The [protracted] episode illustrates how public health scares wax and wane.這一遲到的插曲表明，公眾對健康的擔(dān)憂一時高漲，一時低落ecocn.orgIn addition, goblet cells have been shown to wax and wane over the natural history of BE.此外，杯狀細(xì)胞在BE發(fā)展過程中體積會發(fā)生改變。Doctors don't know what causes chronic fatigue syndrome, characterized by debilitating fatigue and chronic pain with symptoms that can wax and wane over time.醫(yī)生們不知道慢性疲勞綜合癥的致病原因。該病的特征是使人虛弱無力的疲倦、慢性疼痛，癥狀的輕重則可能隨時間變化。權(quán)威例句Just understand how sectors tend to wax and wane over a full economic cycle.FORBES: Watch your sectorsLike the British Empire, however, the seafaring group is bound to wax and wane over time.FORBES: Magazine ArticleHe would watch the daylight wax and wane on the ceiling, or roaches creep slowly up the wall.NEWYORKER: Hellhole 返回 wax and wane