Americans gave him a crystal clear mandate for change
a crystal-clear sea
The message is crystal clear
We are not going to devalue the Euro. I have made that crystal clear.
The speakers offer crystal-clear sound quality.
The message is crystal clear
crystal clear or crystal-clear: totalmente claro, cristalino, clarísimo, muy claro. Water that is crystal clear es absolutamente clara, transparente || If you say that a message or statement is crystal clear, es muy fácil de entender. Absolutamente obvio