Un arc-en-ciel !
Uhn ark-ahn-SYEL
A sky-arch!
arc-en-ciel = arch in sky = rainbow, beautiful word
Regarde, il y a un magnifique arc-en-ciel !
Ruh-GARD, eel ee ah uhn man-yee-FEEK ark-ahn-SYEL
Look, there is a magnificent rainbow!
magnifique = magnificent
Vite, une photo ! Il y a un arc-en-ciel double, c'est rarissime !
Veet, ewn fo-TOH! Eel ee ah uhn ark-ahn-SYEL doo-bluh, seh ra-REEM
Quick, a photo! There's a double rainbow, it's extremely rare!
rarissime = extremely rare (superlative of rare), French love for precision
More French Weather Phrases