guàn​tōng HSK7

to link up

Senses

贯通/ 貫通 guàn​tōng to link up

To connect or link different parts together to form a continuous whole; to thread together.

贯通/ 貫通 guàn​tōng to master

To have a thorough knowledge of a subject; to fully understand and integrate various ideas or concepts.

贯通/ 貫通 guàn​tōng perforation

The act or result of piercing or boring through; a hole made by boring.

References

see 贯通/貫通 融会贯通/融會貫通