n (1)(整体中的任何)部分 (part or share of any whole) [C][N(of)]： divide (up) the property/the money/the cake into several～s 将财产/钱/蛋糕分成几份;a～of the contract/blame for the accident 合同/事故责任的一部分;a marriage～(旧用法)嫁妆;〖同〗part，section，division，piece;

(2)一份(客)饭菜 (amount of food that is given to one person at a meal) [C][N(of)]： a generous～of roast duck/pudding 量很足的一份烤鸭/布丁;two～s of fish 两份鱼;Cheese was five pence for a～. 奶酪五便士一份。serve children's～s 供应半份饭;〖同〗serving， cut;

(3)命运 (person's fate) [U， a～][N(of)](fml)： What will be her～in Australia? 她在澳大利亚的命运将会如何?(suffering) be sb's～of life (受苦受难)是某人命中注定的;accept one's～in life 接受自己命运的安排;〖同〗fate， destiny;

vt

portion out (among/between) (v adv) (在……之间)分配(vt)： You have to～your time out more evenly among your different activities. 你得更加平均地分配一下各项活动的时间。～out the money equally between both children 把钱平均分给两个孩子;

【辨异】portion与part¹、piece和section的区别见PART¹。