to rely (up)on sth/sb(depend on)depender de algo/algn;(count on)contar con algo/algn;(trust)confiar en algo/algn;fiarse de algo/algn;he had gradually come to rely on herhabía llegado poco a poco a depender de ella;can we rely on your help?¿podemos contar con tu ayuda?;she'll come, you can rely upon itvendrá, con eso puedes contar;vendrá, cuenta con ello;you can't rely on the trains/the weatherno se puede uno fiar de los trenes/del tiempo
she is not to be relied uponI'll just have to rely upon your recommendationthey made it clear to the Prime Minister that he could not rely on their supportthey made little use of missiles, but relied upon tanksfarmers who rely primarily on one source of waterthey relied heavily on the advice of their professional advisers
to rely (up)on sth/sb for sthdepender de algo/algn para algo;the island relies on tourism for its incomela isla depende del turismo como fuente de ingresos
you mustn't rely on other people for everythingJapan relies on oil imports for most of its energy needsthe Association relies on member subscriptions for most of its income
to rely (up)on sth/sb to do sth: we are relying on you to do itcontamos con usted para hacerlo;you can rely on him to be latepuedes tener por seguro or ten por seguro que va a llegar tarde;can I rely on you to behave?¿puedo confiar en que te vas a comportar?;¿puedo fiarme de que te vas a comportar?
one could always rely on him to be polite and do the right thingI know I can rely on you to sort it outthe government is relying solely on consumer spending to end the recessionto rely on sb/sth [doing] sthwe can't rely on him [keeping] quietcan we rely upon her retiring before the election?