乘人之危的意思_乘人之危用英语怎么说_乘人之危的英文翻译及相关例句

乘虚而入take advantage of a weak point;advance when the enemy's defenses are weak;enter, taking advantage of the enemy's unpreparedness;get a chance to step in ;
投井下石throw stones at sb. who has fallen into a well -- to hit sb. when he's down;attack sb. who has already fallen from power;push sb. down a well and then drop rocks on him ;
攻其不备strike where or when the enemy is unprepared;take sb. by surprise;catch sb. unawares;take sb. at a disadvantage ;
有机可乘There's an opportunity to take advantage of.;There's a loophole that can be used.;think there is a crack to wedge oneself into;have a loophole to exploit ;
浑水摸鱼fish in troubled [muddied] waters;acquire profit in time of trouble;grope for fish in turbid;profit by disturbances ;
落井下石drop down a stone on the man who has fallen into a well -- to maltreat an injured person;add insult to injury;add to the misfortunes of a man who is already unfortunate;drop stones on the man who has fallen into a well ;
趁火打劫rob the owner while his house is on fire;fish in troubled water(s);make use of sb.'s misfortune to serve one's own ends [advantage];plunder [loot] a burning house ;
雪上加霜snow plus frost -- one disaster after another;add to the misfortunes of a man who is already unfortunate;Calamities come in succession.;Disasters pile up on one another. ;

助人为乐find [take] pleasure [delight] in helping others;be generous in giving help;be glad to help others;be happy that one can be of help to others ;
成人之美bring a romance to a happy ending;help sb. achieve success;aid sb. in doing a good deed;aid in carrying out the good designs of others ;
救苦救难help people in distress;bring sb. out of the pit of misery;help the needy and relieve the distressed;lift sb. out of the abyss of darkness ;
无懈可击with no chink in one's armour;be hard to fault;be unable to find any chinks in sb.'s armour;invulnerable;[电影]Arlington Road;
无隙可乘have not yet found openings to exploit;leave no room for;no chink in sb.'s armour;no crack to get in by ;
济困扶危help those in distress/peril;
解民倒悬rescue the people from misery;relieve people of their sufferings;relieve the misery of the people;relieve the people's distress ;
雪中送炭offer fuel in snowy weather -- timely assistance;(like) fuel delivered in the snow;help a lame dog over a stile;yeoman's service ;