1 a part or share of sth (某物的)一部份,一份:
What portion of your salary goes on tax?你薪金中有多少用来付税款呢?We must both accept a portion of the blame.我们两人都必须负部份责任。
2 an amount of food for one person (especially in a restaurant) (食物的)一份,一客(尤指在餐馆里):
Could we have two extra portions of chips, please?麻烦你,我们想多要两份炸马铃薯条。☞Look at helping. 参看helping。