crystal clear

idiomatic not-comparable

(idiomatic) Completely clear and understood. / (idiomatic) Visually clear, a sharp image, high acuity.

Japanese Meaning

非常に明確で、全く曖昧さがない状態 / 視覚的に透き通るほど鮮明な状態、クリアな映像や画像

After the meeting, her instructions were crystal clear, so the team started working immediately.

会議の後、彼女の指示は完全に明確で理解できたため、チームはすぐに作業を開始した。

Sense（1）

(idiomatic) Completely clear and understood.

Reread through the manual until the instructions are crystal clear in your head.

Sense（2）

(idiomatic) Visually clear, a sharp image, high acuity.

The picture on this TV is crystal clear – you can see every grain of sand!