Swallows begin their migration south in autumn.燕子在秋季开始向南方迁移.Change of climate must have had a powerful influence on migration.气候的变化对于迁移必曾有过极大的影响.Certain other factors are also involved at the secondary - migration stage....
The pulmonary migration of larvae is associated with fever, cough, occasionally hemoptysis.蛔蚴肺部移行,可伴有发热 、 咳嗽 、 偶尔咯血.the seasonal migration of birds鸟的季节性迁徙On migrated sections migration noise can become the equivalent lim...
The genocide in Darfur shames the conscience of us all.达尔富尔的种族灭绝是对我们所有人的良知来说都是耻辱.Alison Des Forges demanded justice for the genocide victims.埃里森·德·弗基斯为遭受屠杀的难民伸张正义.Genocide is regarded by most as the ultimate war crime.种族...