「Adjectives and Adverbs」
「Adverbs Expressing Time」
"before," "previously," "for some time"
Kanete expresses an action or state has continued from some point in the past up to the present.
Sono uwasa wa kanete kiite imashita.
I had heard the rumor before.
Kore wa kanete hoshikatta mono desu.
This is something I've wanted for some time.
Kanojo wa kanete renshū shite ita kyoku o hīta.
She played the piece (of music) that she had been practicing for some time.
Hope this helps!
°˖ ✧◝(○ ヮ ○)◜✧˖ °こゆうきあいはら°˖ ✧◝(○ ヮ ○)◜✧˖ °