1
to reach;to touch;to get to;to carry (of sound)
彼女の声は騒音でよく届かなかった。
Her voice did not carry well over the noise.
2
to be delivered;to arrive
私あての手紙は届いていますか？
Have any letters arrived for me?
3
to be attentive;to be scrupulous;to be thorough
as 目が届く, 神経が届く, etc.
ここからでも声は届くよ。
You can make yourself heard even from here.
4
to be realized (of a desire);to be fulfilled;to get through (to someone);to be appreciated;to make an impression