(だい) (pref) (1) the large part of; (2) big; large; great; (suf) (3) approximate size; no larger than; (4) (abbr) (See 大学・1) -university; (n) (5) large (e.g. serving size); loud (e.g. volume setting) [EDICT]
(おおい) (pref) (1) (arch) (also written as 正) (See 従・ひろい) greater (of equal court ranks); upper; senior; (n,adj-na) (2) (See 大いなる,大いに) a great deal; very much [EDICT]
(おおき) (pref) (1) (arch) great; grand; large; (2) (also written as 正) (See 従・ひろき) greater (of equal court ranks); upper; senior; (n,adj-na) (3) (See 大きに) a great deal; very much [EDICT]
(shǒu shù, ㄕㄡˇ ㄕㄨˋ) surgical operation; operation; surgery [CE-DICT]
しかも
(然も) (conj) (uk) moreover; furthermore; nevertheless; and yet; (P) [EDICT]
複雑
(ふくざつ) ยุ่งยาก, ซับซ้อน [LongdoJP]
(ふくざつ) (adj-na) (See ややこしい) complex; complicated; (P) [EDICT]
だ
() (prt) (1) (as …たり…たり, after the ren'youkei forms of multiple verbs) -ing and -ing (e.g. "coming and going"); (2) (used adverbially) doing such things as...; (3) (as …たり…たり at sentence-end, after the ren'youkei forms of a repeated verb) expresses a command; (aux-v) (4) (たり only) (arch) (from とあり) (See たる) (after a noun) to be; (5) (たり only) (arch) (from 〜てあり, after the ren'youkei form of a verb) indicates completion or continuation of an action; (P) [EDICT]
() (prt) (1) (fam) marks wh-question (what, where, who); (2) (chn) strengthens one's judgment or conclusion; (P) [EDICT]
() (exp) if it's the case; (P) [EDICT]
() (prt) even [EDICT]
() (suf,prt) and; or; and the like; and so forth; and what not; (P) [EDICT]
() (exp) (1) (See でしょう) seems; I think; I guess; I wonder; I hope; (2) don't you agree?; I thought you'd say that!; (P) [EDICT]