(biān zǔ, ㄅㄧㄢ ㄗㄨˇ) organize into groups; marshalling [CE-DICT]
銅
(どう(銅)(P);あかがね) (n) copper; (P) [EDICT]
(tóng, ㄊㄨㄥˊ) copper Cu, transition metal, atomic number 29 [CE-DICT]
線
(せん) (n,n-suf) (1) line; stripe; stria; (2) line (e.g. telephone line); wire; (3) (See X線) ray (e.g. X-ray); beam; (4) line (e.g. of a railroad); track; route; lane; (5) outline; contours; form; (6) level; (7) division; (8) (See いい線) line (of action); position; approach; policy; principle; (9) (See 線が太い,線が細い) impression one leaves; air one gives off; (P) [EDICT]
(xiàn, ㄒㄧㄢˋ) thread; string; wire; line [CE-DICT]
を
() (prt) (arch) (See を) marks object of action, etc. (also adds emphasis) [EDICT]
なぜ
(何故) ทำไม [LongdoJP]
使う
(つかう) ใช้ [LongdoJP]
(つかう) (v5u,vt) (1) to use (a thing, method, etc.); to make use of; to put to use; (2) (See 人使い) to use (a person, animal, puppet, etc.); to employ; to handle; to manage; to manipulate; (3) to use (time, money, etc.); to spend; to consume; (4) (See 言葉遣い) to use (language); to speak; (5) (id) to take (one's lunch); to circulate (bad money); (P) [EDICT]
た
() (aux-adj) (1) (after the -masu stem of a verb) want to ... do something; would like to ...; (prt) (2) (kyu [EDICT]
() (exp) (abbr of ...ていたの) (See 乃・の・5,わ) (usu. sentence end) indicates emotion, admiration, emphasis, etc. [EDICT]
() (aux-v) (after a noun, usu. as 〜たる者, etc.) (See たり,たるや) (those) who are; (that) which is; often used in relation to qualifications and requirements for a position; in the capacity of [EDICT]
() (suf) (m-sl) (fam) (fem) (See ちゃん) (cute) suffix for familiar person [EDICT]
(他) (n-adv,n,adj-no) other (esp. people and abstract matters); (P) [EDICT]
(多) (n,pref) multi-; (P) [EDICT]
(田) (n) rice field; (P) [EDICT]
の
() (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]