短語(yǔ)詞組短語(yǔ)must be 一定；一定要；肯定是Must meet 必須符合;必須達(dá)到must gear 必備裝備;必帶裝備;必帶設(shè)備a must 必須的條件;必游之地;無(wú)人系統(tǒng)技術(shù);必須做的事情MUST READ 買家必讀;備注;購(gòu)買須知;美麗寶典must aux 一定要;一定Must shield 必須用防護(hù)屏Must Start 必須開始;必須動(dòng)身Must apologize 必須道歉must have 必須擁有；非有不可must have been 一定（對(duì)過(guò)去事實(shí)肯定的推測(cè)）must have done 必定做了…（表示對(duì)過(guò)去的推測(cè)）must be going 該告辭了；必須去must be off [口]該走了must needs 偏要；偏偏must be valid 必須實(shí)事求是 返回 must