unclear

US /ʌnˈklɪr/
UK /ʌnˈklɪr/
"unclear" picture
1.

peu clair, obscur

not easy to understand or be sure about

:
The instructions were unclear, so I didn't know how to assemble it.
Les instructions étaient peu claires, donc je ne savais pas comment l'assembler.
His motives for doing that remain unclear.
Ses motivations pour faire cela restent peu claires.
2.

trouble, opaque

not transparent or easy to see through

:
The water in the pond was unclear after the heavy rain.
L'eau de l'étang était trouble après la forte pluie.
The old window panes were so unclear that it was hard to see outside.
Les vieilles vitres étaient si opaques qu'il était difficile de voir dehors.