migration造句
2024年06月17日 05:19:05
Swallows begin their
migration south in autumn.
燕子在秋季開(kāi)始向南方遷移.
Change of climate must have had a powerful influence on
migration.
氣候的變化對(duì)于遷移必曾有過(guò)極大的影響.
Certain other factors are also involved at the secondary -
migration stage.
在二次運(yùn)移中也包括其他一些因素.