(bound form) at first; initially, (bound form) first; early, (bound form) (in lunar calendar dates, before numerals 1–10) days 1 to 10 of a month, as in 初三[chu1 san1] "the third"
to open (transitive or intransitive), (of ships, vehicles, troops etc) to start, to turn on; to put in operation; to operate; to run, to boil, to write out (a prescription, check, invoice etc), (directional complement) away; off, carat (gold), abbr. for Kelvin, 開爾文|开尔文[Kai1 er3 wen2], abbr. for 開本|开本[kai1 ben3], book format