must Just as I was busiest, he must come bothering me. 正在我最忙的時(shí)候,他偏要來打攪! must have been [done] 1. 〔必然〕(She must have been a beauty in her day. 她年輕時(shí)一定是個(gè)美人。 What a sight it must have been! 一定很好看呢! How you must have hated me! 你一定把我恨死了?!查g接敘述法〕 I said he must have lost his way. 我說他一定是迷了路了)。 2. 〔must = should 或 would surely〕 (You must have caught the train if you had hurried. 你要是快一點(diǎn)就一定趕上火車了)。 3. 〔必須〕 (Applicants must have finished the middle school. 報(bào)名者必須中學(xué)畢業(yè))。 n. 〔口語〕必須做的事,不可不做的事;必需的東西。 This order is a must. 這個(gè)命令必須執(zhí)行。 adj. 〔口語〕絕對需要的,不能缺少的。 must legislation 不可缺少的立法。 a must item 重要項(xiàng)目。 a must book 必讀書。 a must subject 必修科目。 n. (發(fā)酵前或發(fā)酵中的)葡萄汁;新葡萄酒。 n. (象等在交配期中的)狂暴狀態(tài);交配期的象。 adj. (特指象因性欲沖動而)狂暴的。 must4 n. 1.霉臭;霉。 2.麝香。
must be 表示有根據(jù)的肯定推測; 可能是; 來表達(dá)“推測”語氣; 時(shí)態(tài)不一致; 是由情態(tài)動詞加; 一定是; 只是對客觀現(xiàn)實(shí)的推測