(zài, ㄗㄞˋ) (located) at; (to be) in; to exist; in the middle of doing sth; (indicating an action in progress) [CE-DICT]
正
(しょう;じょう) (n,n-pref) (1) (See 従・じゅ) greater (of equal court ranks); upper; senior; (2) (しょう only) (See 長官・かみ) director (highest of the four administrative positions of the ritsuryo period); chief; (pref) (3) (しょう only) (before a number) exactly; precisely [EDICT]
(せい) (n,adj-no) (1) (logical) true; regular; (2) 10^40; (3) (abbr) (See 正本・せいほん) original; (4) {math} (See 負・ふ) positive; greater than zero; (P) [EDICT]
(まさ) (n,adj-na) (arch) (See 正に) exact; precise [EDICT]
(zhēng, ㄓㄥ) Chinese 1st month of year [CE-DICT]
(zhèng, ㄓㄥˋ) just (right); main; upright; straight; correct; positive; greater than zero; principle [CE-DICT]