1.ethnic a.种族的;民族的
Along the way, tourists can see the Tujia ethnic minorities tilling the land.
沿着这条路,旅游者可以看到土家族的人在耕地。
2.appeal n.恳求;呼吁;上诉
Their appeal for help went unheeded.
他们求助的呼吁未受到注意。
3.population n.人口;居民
What is the population of this country?
这个国家的人口是多少?
4.census n.人口普查;户口普查
The census is taken one time every four years in our country.
我国每四年一次人口普查。
5.consumer n.消费者;用户;消费品
We need more feedback from the consumer in order to improve our goods.
我们需要从消费者那里多得到些反馈信息以提高产品质量。