Washing Machine, Laundry Machine
noun
A wash wash machine is just another way of saying washing machine. It does extra washing that you can't do by hand so there are two washes here.
せんたくき, せんたっき
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own. Note that although せんたくき is the official reading, this word is commonly pronounced せんたっき when spoken.
洗濯機が壊れたみたい。
The washing machine seems to be broken.