Through – a través de
(Pronounced ah-trah-vehs-deh)
To remember that through is pronounced ah-trah-vehs-deh (a través de) in Spanish, use the following mnemonic:
She didn't get through to the next round of the quiz show: it was a travesty (a través de).

Examples of a través de (through) in a sentence
El tren pasa a través del el túnel muy rápido.
(The train passes through the tunnel very fast.)
Podemos ver las estrellas a través del el telescopio.
(We can see the stars through the telescope.)
El río fluye a través de la ciudad antigua.
(The river flows through the ancient city.)