Meaning of tòu guò:
透过
to pass through; to penetrate
Yángguāng cóng chuānghù zhōng tòuguò, zhàoliàngle fángjiān.
阳光从窗户中透过,照亮了房间。
The sunlight passed through the window, illuminating the room.
Yángguāng tòuguò chuānghù sǎ zài dìbǎn shàng.
阳光透过窗户洒在地板上。
Sunlight penetrates through the window and spills onto the floor.
by means of; via
Wǒmen tòuguò chuānghù kěyǐ kàn dào měilì de fēngjǐng.
我们透过窗户可以看到美丽的风景。
We can see the beautiful scenery by means of the window.
Wǒ tòu guò chuāng hù kàn dào le měi lì de fēng jǐng.
我通过窗户看到了美丽的风景。
I saw the beautiful scenery via the window.