YOU SAID:
I played the piano. It sounded bad, I persevered and got better.
INTO JAPANESE
ピアノを弾きました。それは悪い音でした、私は頑張って良くなりました。
BACK INTO ENGLISH
I played the piano. It sounded bad, I worked hard and got better.
INTO JAPANESE
ピアノを弾きました。それは悪い音でした、私は一生懸命働き、良くなりました。
BACK INTO ENGLISH
I played the piano. It sounded bad, I worked hard and got better.
That didn't even make that much sense in English.