自愿移民的原因一般是为了更好的工作和生活环境主动移民，然而被迫移民是因

自愿移民的原因一般是为了更好的工作和生活环境主动移民，然而被迫移民是因为战争和自然灾害人们不得不离开家乡，也叫难民

Results (English) 1:

Reasons for voluntary migration is generally in order to better work and life environment active migration, forced migration, however because of war and natural disasters people have to leave home, also known as refugees

Results (English) 2:

The reason is generally voluntary resettlement for better working and living environment initiative immigrants, however, forced to emigrate because of war and natural disasters people have to leave home, also known as refugee

Results (English) 3:

The reason for voluntary migration is generally to better work and living environment of active immigrants, but forced to immigration because of war and natural disasters, people had to leave their home, also called refugees