短語(yǔ)詞組短語(yǔ)migration n area 移動(dòng)面積;遷移面積out -migration area 遷出區(qū)migration of seismic area 震場(chǎng)遷移area migration 徙動(dòng)面積Designated Area Migration Agreement 指定地區(qū)移民協(xié)議 返回 migration area