这些游牧民族每年都会迁移到新的牧区。
The ___itinerant tribes move to new pastures every year.
这些巡回工人每年都会到各个农场帮忙收割。
These ___itinerants travel to different farms every year to help with the harvest.
这位巡回推销员每个月都要去不同的城市。
The ___itinerant salesman travels to different cities every month.
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