ring · environment

1. Origins, structure, and basic meaning

• Structure: 環 has 17 strokes and concerns things that surround or connect in a ring.
• Basic usage: 循環 is read じゅんかん, and 一環 is read いっかん.

2. Common pitfalls and similar expressions

• A cycle and part of a whole
  • 水が自然の中を循環する means water cycles through nature. 循環 describes an ongoing, recurring flow.
  • 授業の一環として means as part of the class. 一環 identifies one element within a larger activity.