さいしゅう採集saishuu
1.

The process of gathering specimens or samples for research or scientific study, typically involving a breadth of similar items.

2.

The act of assembling resources or data, often for the purpose of creating a collection for analysis or exhibition, such as insects or examples of language use.

Example:

砂から金を分離採集する方法をお見せしましょう。

こんちゅうさいしゅう昆虫採集konchuusaishuu
1.

The practice of searching for and capturing various types of insects in their natural habitats for study or enjoyment.

2.

A recreational activity that involves gathering different species of insects, often for educational purposes or as a hobby in nature.

3.

The process of observing and collecting insects, typically involving methods such as netting, trapping, or hand-catching, aimed at exploring biodiversity.

4.

A meticulous hobby that encourages enthusiasts to carefully document and categorize insects, contributing to both personal knowledge and scientific research.

Example:

彼は昆虫採集に興味を持っている。

しょくぶつさいしゅう植物採集shokubutsusaishuu
1.

The practice of gathering various plant specimens for study, identification, or preservation, often undertaken by botanists or hobbyists.

2.

The activity of exploring natural environments to collect diverse plant species, which can contribute to research in botany and ecology.

3.

The systematic collection of plants for the purpose of creating herbaria, educational resources, or contributing to scientific knowledge about flora.