(あれ(P);あ(ok)) (n) (1) (uk) (See 何れ・1,此れ・1,其れ・1) that (indicating something distant from both speaker and listener (in space, time or psychologically), or something understood without naming it directly); (2) that person (used to refer to one's equals or inferiors); (3) (arch) over there; (4) (あれ only) (col) down there (i.e. one's genitals); (5) (あれ only) (col) period; menses; (int) (6) hey (expression of surprise or suspicion); eh?; (n) (7) that (something mentioned before which is distant psychologically or in terms of time); (P) [EDICT]
() (prt) endorsing and questioning the preceding statement (sentence ending particle); lamenting reflections on the preceding statement (sentence ending particle) [EDICT]
() (prt) (1) although; when; and yet; despite this; in spite of; even though; but even so; but even then; however; nevertheless; for all that; notwithstanding that; (2) while; (3) if only; I wish; (4) I tell you; you should do; (5) in order to; (P) [EDICT]
() (aux) (pol) (See だ・1) polite copula in Japanese; (P) [EDICT]
() (conj,int) (See それでは) then; well; so; well then; (P) [EDICT]
() (conj) (1) but; however; though; nevertheless; still; yet; even so; (prt) (2) even; (3) however; no matter how; even if; even though; (4) ... or something; (5) (as 〜でも〜でも) either ... or ...; neither ... nor ...; (pref) (6) (before an occupation, etc.) pseudo-; quack; in-name-only; (7) (before an occupation, etc.) (See でもしか) for lack of anything better to do; (P) [EDICT]
(出) (n,n-suf) (1) coming out; going out; outflow; efflux; rising (of the sun or moon); (2) attending (work); appearing (on stage); one's turn to go on; (3) start; beginning; (4) origins; background; person (or item) originating from ...; graduate of ...; native of ...; member of ... (lineage); (5) architectural member that projects outward; (6) highest point of the stern of a ship; (7) (uk) (usu. after the -masu stem of a verb as 〜出がある or 〜出がない, etc.) amount (comprising something); amount of time or effort required to do something; (P) [EDICT]
役に立つ
(やくにたつ) มีประโยชน์ ช่วยได้มาก [LongdoJP]
(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]