(pronoun) this; these / (bound form) this; the (followed by a noun) / (bound form) this; these (followed by a classifier) (in this sense, commonly pr. [zhei4], esp. in Beijing)
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