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(1)恐(恫)嚇，威脅(statement that one is going to do(sth unpleasant))[C，U]：be neither a boast nor a～既不是夸大，也不是威脅;carry out a～to do sth 威脅要做某事;an empty～虛張聲勢的恫嚇;war～s 戰(zhàn)爭威脅;receive～s of violence/revenge 接到要實施暴力/復仇的恫嚇;make/utter～s against the President (one's enemies) 威脅/威脅總統(tǒng)(敵人);do not take sb's～(s) seriously 不把某人的恐嚇當回事;

(2)預(征)兆(sign that a danger may be coming)[C，通常sing;U][N(to)(of)]：a～of rain/frost/storm/bad weather 有下雨/霜凍/暴風雨/天氣變壞的征兆;constitute a～to national security 對國家的安全構成了威脅;under (the)～of famine/punishment 受到饑餓/懲罰的威脅; under (the)～of closure/imprisonment/being shot/an economic depression 有關閉/監(jiān)禁/被擊斃/經濟蕭條的危險;

(3)可能帶來危險或災難的人或物(person or thing that is dangerous)[C，通常sing][N (to)]：(provocations) be a～to peace(挑釁)對和平有威脅;(terrorism/murderer/killer) be a～to everyone in society/society/the children(恐怖主義/殺人犯/殺人犯)對社會的每一個人/社會/孩子們是一大威脅;(floods) be a～to a village(洪水)對一個村莊構成威脅;(sb's presence) be a～to their success (某人的出席)對他們的成功帶來危險;

→threaten v;

【說明】threat 后跟of 表明威脅的本質，如：a～of violence(武力威脅);threat 后跟to 則表明有可能受到威脅的人或事，如：a～to the children/shipping(對孩子/海上運輸的威脅)。