基干線(xiàn)路basic: Basic = Basic English. trunk: n. 1.樹(shù)干 (opp. branch); 軀干,身軀 ...stand by basic trunk: 備用基干中繼線(xiàn)no trunk: 無(wú)中斷線(xiàn)the trunk: 后備箱下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯