1. 收集者;收藏家
A collector is a person who collects things of a particular type as a hobby.

2. (…的)收取人;讨债人;收税员;收票员;收垃圾者
You can use collector to refer to someone whose job is to take something such as money, tickets, or rubbish from people. For example, a rent collector collects rent from people.

1. the electrode in a transistor through which a primary flow of carriers leaves the region between the electrodes

2. a crater that has collected cosmic material hitting the earth

3. a person who is employed to collect payments (as for rent or taxes)

Synonym: gathereraccumulator

4. a person who collects things

Synonym: aggregator