na-adjective
Describes liquids, glass, or materials that light cannot pass through. Also used figuratively for things that are hard to see through or understand.
このガラスは不透明で、中が見えない。
This glass is opaque, so you can't see inside.
川の水が不
The river water is murky and opaque.
noun
Noun form referring to the quality of being opaque or obscure, often used in technical or abstract contexts.
この物質の不透明さが問題だ。
The opacity of this substance is a problem.
政府の決定プロセスの不透明さが批判された。
The opacity of the government's decision-making process was criticized.
na-adjective
unclear; uncertain; unpredictable
Used for situations, prospects, or information that are vague, hard to predict, or lack clarity. Common in news and business contexts.
景気の先行きは不透明だ。
The economic outlook is uncertain.
彼の説明は不透明で、何を言いたいのかわからなかった。
His explanation was unclear, and I couldn't understand what he wanted to say.