甲羅

1. Origins, structure, and basic meaning

• Structure: 甲羅 is read as こうら and means shell or carapace.
• Basic usage: It can refer to a turtle’s shell warmed in sunlight or the hard carapace covering a crab.

2. Common pitfalls and similar expressions

• A turtle warming its shell
  • 甲羅: The turtle warmed its shell in the sun on a rock. Example: 亀が岩の上で甲羅を日に当てていた。
• A crab covered by a hard shell
  • 甲羅: This crab is covered by a hard shell. Example: この蟹は硬い甲羅に覆われている。