(tōng, ㄊㄨㄥ) to go through; to know well; to connect; to communicate; open [CE-DICT]
过
(guò, ㄍㄨㄛˋ) (experienced action marker); to cross; to go over; to pass (time); to celebrate (a holiday); to live; to get along; excessively; too-; surname Guo [CE-DICT]
这
(zhè, ㄓㄜˋ) this; these; (commonly pronounced zhei4 before a classifier, esp. in Beijing) [CE-DICT]
就
(jiù, ㄐㄧㄡˋ) at once; right away; only; just (emphasis); as early as; already; as soon as; right away; then; in that case; as many as; even if; to approach; to move towards; to undertake; to engage in; to suffer; subjected to; to accomplish; to take advantage of; to g [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]