twin conductor平行: of equal rank; on an equal f ...双: two; twin; both; dual心: the heart导线: conducting wire; voltaic wir ...双心导线: duplex wire下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:平行双心导线，即可在微信中查询翻译
