to open / to start / to turn on / to boil / to write out (a prescription, check, invoice etc) / to operate (a vehicle) / carat (gold) / abbr. for Kelvin, 開爾文|开尔文[Kai1 er3 wen2] / abbr. for 開本|开本[kai1 ben3], book format
broken / damaged / worn out / lousy / rotten / to break, split or cleave / to get rid of / to destroy / to break with / to defeat / to capture (a city etc) / to expose the truth of