短語(yǔ)詞組短語(yǔ)trunk carrier 行李艙支架;行李搬運(yùn)車(chē);行李盤(pán)運(yùn)車(chē);主要航空exchange trunk carrier system 局間中繼線載波系統(tǒng)exchange acidity trunk carrier system 局間中繼線載波系統(tǒng)trunk line carrier channel 長(zhǎng)途干線載波信道 返回 carrier trunk