submersion和immersion区别

submersion淹没;下沉;溺水;浸入

1.Probing into the problems of reservoir submersion and migration-relocation水库淹没及移民安置中一些问题的探讨

immersion浸没;沉浸;专心;陷入

1.The wood had become swollen from prolonged immersion.因长时间浸泡，木头发胀了。