推广 | tuī guǎng | to extend; to spread; to popularize; generalization; promotion (of a product etc) |
圈 | quān | circle; ring; loop; classifier for loops, orbits, laps of race etc; CL:個|个[ge4]; to surround; to circle |
juān | to confine; to lock up; to pen in | |
juàn | pen (pig); a fold | |
担保 | dān bǎo | to guarantee; to vouch for |
平台 | píng tái | platform; terrace; flat-roofed building |