(shuō, ㄕㄨㄛ) to speak; to say; a theory (usually in compounds such as 日心说 heliocentric theory) [CE-DICT]
这
(zhè, ㄓㄜˋ) this; these; (commonly pronounced zhei4 before a classifier, esp. in Beijing) [CE-DICT]
是
(これ) (pn) (1) (uk) (See 何れ・1,其れ・1,彼・あれ・1) this (indicating an item near the speaker, the action of the speaker, or the current topic); (2) (hum) this person (usu. indicating someone in one's in-group); (3) now; (4) (arch) here; (5) (arch) I (me); (6) (arch) certainly; (P) [EDICT]
(cì, ㄘˋ) next in sequence; second; the second (day, time etc); secondary; vice-; sub-; infra-; inferior quality; substandard; order; sequence; hypo- (chem., meaning extra oxygen atom); classifier for enumerated events: time [CE-DICT]