词语

乡背指正面和反面。乡，通“向”。

离乡背土见“离乡别土”。

离乡背井离开家乡去谋生。例大批农民离乡背井去寻找新的肥沃土地。英flee one's home; tear oneself away from one’s native place; turn one's back on one's native land and leave it;