This is the 729th most frequent Chinese word.
收集
To collect or gather.
The word '收集' means 'to collect', and in this sentence, it is used to indicate the action of gathering different types of stamps as a hobby.
他喜欢收集各种邮票。
He likes to collect various stamps.
Here, '收集' implies the act of gathering data or information, often to achieve a specific goal, such as completing a report.
我们需要收集更多的信息来完成报告。
We need to collect more information to complete the report.
In this context, '收集' refers to the act of picking up or gathering physical items, namely fallen leaves, as part of a routine.