白黒

1. Origins, structure, and basic meaning

• Structure: 白黒(しろくろ) refers to black and white, or figuratively to right and wrong.
• Basic usage: It is used for monochrome photographs and judgments about an issue.

2. Common pitfalls and similar expressions

• The figurative expression 白黒をつける
  • 白黒をつける means to settle clearly what is right or wrong, for example. The second example's 白黒をつけられるものではない says that the issue cannot be judged so simply.