(やくにたつ) (v5t) to be helpful; to be useful; (P) [EDICT]
ない
() (exp) (1) (See ませんか) (used to ask a question in the negative) won't (hasn't, isn't, doesn't, etc.); (2) (used to make invitations, express desires or give indirect commands) won't you [EDICT]
() (conj,aux) (1) (See ない) without doing ...; (aux) (2) used in sentence-final position as an indirect prohibition [EDICT]
(内) (suf) inside; within [EDICT]
(亡い) (adj-i) (See 無い) dead [EDICT]
(無い) (adj-i) (1) (uk) (See 亡い) nonexistent; not being (there); (2) unpossessed; unowned; not had; (3) (See またとない) unique; (4) (as ...ことがない, etc.) indicates negation, inexperience, unnecessariness or impossibility; (aux-adj) (5) (See ない) (after the ren'youkei form of an adjective) not ...; (6) (after the -te form of a verb) to not be...; to have not ...; (P) [EDICT]
本
(ほん) (n) (1) (See ご本・ごほん) book; volume; (pref) (2) main; head; this; our; present; real; (ctr) (3) counter for long cylindrical things; counter for films, TV shows, etc.; counter for goals, home runs, etc.; (P) [EDICT]
(běn, ㄅㄣˇ) roots or stems of plants; origin; source; this; the current; root; foundation; basis; (classifier for books, periodicals, files etc) [CE-DICT]
を
() (prt) (arch) (See を) marks object of action, etc. (also adds emphasis) [EDICT]
読む
(よむ) (v5m,vt) to read; (P) [EDICT]
べし
(可し) (suf) (uk) shall; should; must [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]