明快

1. Origins, structure, and basic meaning

• Structure: Written 明快 and read めいかい, it describes an explanation or answer as clear, logical, and easy to grasp.
• Basic usage: It applies to making a complex mechanism understandable and to a brief direct response.

2. Common pitfalls and similar expressions

• Clarity rather than brevity alone
  • A longer explanation can still be lucid; the word does not merely mean few words.