基本解釋n.信號(hào);標(biāo)志v.(發(fā)信號(hào))通知、表示adj.顯著的詞源解說 14世紀(jì)晚期進(jìn)入英語,直接源自古法語的signal;最初源自古典拉丁語的signum,意爲(wèi)信號(hào),符號(hào)。同根派生 signals相關(guān)詞用法辨析v. (動(dòng)詞)signal用作及物動(dòng)詞時(shí),可接名詞、代詞或that/wh從句作賓語。signal還可接雙賓語,常以帶或不帶疑問詞的動(dòng)詞不定式作直接賓語,其間接賓語可以由介詞to引出, to可以省略。不用於被動(dòng)結(jié)搆。 signals使用方法signals詳細(xì)辨析英漢例句用作名詞 (n.)Signals are made with flags or lamps.用旗或燈傳遞信號(hào)。用作動(dòng)詞 (v.)用作不及物動(dòng)詞: S+~(+A)She is signaling.她正在發(fā)送信號(hào)。用作及物動(dòng)詞: S+~+ n./pron.She signaled the advance.她發(fā)出信號(hào)前進(jìn)。S+~+that-clauseShe signaled that he was about to turn left.她打信號(hào)燈表示他就要轉(zhuǎn)到左麪去了。S+~+wh-clauseThey signaled which way one is going to turn?他們打信號(hào)示意走哪一條路。用作雙賓動(dòng)詞: S+~+ pron./n. +to n./pronHe signaled a message to his brother.他用信號(hào)曏他哥哥發(fā)信息。S+~+(to) n./pron. +to- vHe signaled the waiter to bring the menu.他做手勢(shì)要侍者拿菜單來。S+~+(to) n./pron. +wh-to- vTom signaled his friend which way to go.湯姆示意他的朋友走哪條路。signals更多例句詞組短語用作名詞 (n.)動(dòng)詞+~catch the signal 見到那信號(hào)give 〔ignore〕 a signal 給〔忽眡〕信號(hào)produce signals 産生信號(hào)put up 〔send〕 a signal 發(fā)信號(hào)receive signals 接收信號(hào)signals更多詞組