one / single / a (article) / as soon as / entire; whole; all; throughout / "one" radical in Chinese characters (Kangxi radical 1) / also pr. [yao1] for greater clarity when spelling out numbers digit by digit
to hold / to contain / to grasp / to take hold of / handle / particle marking the following noun as a direct object / classifier for objects with handle / classifier for small objects: handful
to hold; to grasp / to hold a baby in position to help it urinate or defecate / handlebar / classifier: handful, bundle, bunch / classifier for things with handles / (used to put the object before the verb: 把[ba3] + {noun} + {verb})
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