n.表示部分的词(或词组)，表量词语
adj.区分的，部分的

I'd like some of the cake.
我想吃一点蛋糕。
Could you give me a piece of advice?
你能给我一点建议吗？
She took a portion of the salad for herself.
她给自己取了一份沙拉。
He shared out the chocolate bars among the children.
他把巧克力条分给了孩子们。
A fraction of the total amount is donated to charity.
总额中的一部分捐给了慈善机构。
They ate every bit of the food on their plates.
他们把盘子里的食物吃得一干二净。
Please save me some of the dessert.
请给我留一些甜点。
The dog got a share of the family's dinner.
狗得到了家人晚餐中的一份。
Only a minority of students attend the optional classes.
只有少数学生上选修课。
Each guest received a portion of the wedding cake.
每位宾客都分到了一块婚礼蛋糕。