円筒

1. Origins, structure, and basic meaning

• Structure: 円筒 is read as えんとう and means cylinder.
• Basic usage: It can name a cylinder made from paper or describe a cylindrical container being weighed.

2. Common pitfalls and similar expressions

• Making a paper cylinder
  • 円筒: We rolled thick paper into a cylinder. Example: 厚い紙を丸めて円筒を作りました。
• Using a cylindrical container
  • 円筒: We filled a cylindrical container with sand and weighed it. Example: 円筒形の容器に砂を入れて重さを量りました。