頼り

両親を亡くした今、兄だけが頼りだ。

Now that our parents are gone, my older brother is all I have to rely on.

彼はいざという時に頼りになる人だ。

He's someone you can count on when it matters.

私たちは地図を頼りに山道を進んだ。

We made our way along the mountain path, relying on the map.