(1)指示(出)，表示(show or point out)[T+n，T+that，T+wh，D+n+prep(to)，D+to+n+that，D+to+n+wh]：～(to sb)the direction by pointing/where the pain is with one's finger 用手指(向某人)指出方向/什么地方疼;The arrow on a sign～s the right way to go/on the map～s where the accident happened. 路标上的箭头指示应走的路/地图上的箭头指出事故发生的地点。She nodded her head to～ (to me) that she agreed/where I should sit. 她向我点头表示同意/示意我应该坐在哪里。

(2)预示，表明(serve as a sign or symptom;signify)[T+n，T+that，T+wh]： Fever～s illness/that a person's body is fighting disease. 发烧表明有病/人体在与疾病作斗争。 A red sunset～s fine weather/that it will be fine tomorrow. 红色的夕阳预示好天气/明天天气晴好。The black clouds～that it will rain soon. 乌云预示很快要下雨。These figures～why the blacks live in such poverty. 这些数字表明为什么黑人生活如此贫困。

(3)简单地表明或暗示(state or express briefly or indirectly)[T+n，T+that，T+wh，D+n+prep(to)，D+to+n+that，D+to+n+wh]：～one's intentions/one's wishes(to sb)(向某人)表明自己的意图/愿望;The president has～d(to us)that he may resign next year/why he will resign. 董事长已在话中(向我们)暗示他明年可能会辞职/为什么他要辞职。

(4)暗示或表明需要(suggest or show the necessity or advisability)[T+n，尤pass]：These symptoms～immediate surgery. 这些症状表明需要立即进行手术。 Drastic action is～d if we are to save the company from bankruptcy. 要挽救公司使其免于破产需要采取断然的行动。

(5)显示(give reading or measure on a scale)[T+n]：The thermometer～s air temperature/～d 38℃. 温度表显示气温/摄氏38度。

(6)发出拐弯信号(send signal that one's car，etc is going to change direction)[I，T+that]：You should～. 你应该发出拐弯的信号。 She～d that she was turning left，but then she turned right. 她发出向左拐的信号，可是却向右拐了。

→͵indi′cation n指出(示)，标示，象征，预示;in′dicative adj 指示的，标示的，预示的;′indicator n指示物(器，牌)