大公无私selfless

　　大海捞针look for a needle in a bottle of hay

　　大惑不解be extremely puzzled

　　大惊小怪a storm in a teacup 、foofaraw 、fuss 、like a hen with one chicken

　　大惊小怪的spoffish

　　大快人心affording general satisfaction

　　大名鼎鼎famous well known

　　大器晚成great minds mature slowly

　　大千世界the boundless universe

　　大失所望greatly disappointed

　　大同小异largely identical but with minor differences

　　大显身手、大显神通strut one's stuff

　　大言不惭、夸夸其谈fanfaronade rodomontade

　　大义凛然inspiring awe by upholding justice

　　大义灭亲place righteousness above family loyalty

　　大智若愚Still waters run deep. An empty vessel makes the most sound Still water runs deep

　　呆若木鸡dumbstruck transfixed

　　待人接物the ways one gets along with others

　　殚思极虑rack one's brains

　　胆小如鼠cannot say boh to a goose

　　胆战心惊的funky

　　淡泊明志not seek fame and wealth

　　道貌岸然be sanctimonious

　　得过且过drift along muddle along

　　得天独厚的advantaged

　　得心应手handy with facility

　　得意忘形、得意洋洋 bloat get dizzy with success

　　得意洋洋elated、 elation、 exaltation、 jauntiness

　　得意扬扬ride high

　　得意洋洋的cock-a-hoop、 high-blown 、perky

　　得意扬扬的triumphant

　　德才兼备have both ability and moral integrity

　　德高望重sainted 、 saintlike

　　登峰造极reach the limit reach the peak of perfection

　　地大物博vast territory and abundant resources

　　颠倒黑白、颠倒是非、 混淆是非call white black、 swear black is white

　　颠三倒四confused disorderly

　　雕虫小技insignificant skill

　　调兵遣将move forces

　　调虎离山lure the enemy away from his base

　　掉以轻心treat sth. Lightly

　　喋喋不休blat 、cackle 、chackle 、harp、 harp on、 jaw-jaw 、rattle 、twitter、 wag

　　顶天立地of indomitable spirit

　　东施效颦blind imitation with ludicrous effection

　　东山再起bob up like a cork

　　独具匠心show originality

　　独树一帜develop a school of one's own

　　独一无二in a class by oneself

　　独一无二的unique 、unmatched、 unparalleled

　　度日如年one day seems like a year

　　断章取义garble 、quote out of context

　　对牛弹琴whistle jigs to a milestone 、Cast pearls before swine

　　对症下药suit the remedy to the case

　　多才多艺versatility

　　多才多艺的accomplished 、all-round 、allround 、miscellaneous、 versatile

　　多愁善感sensitivity、sentimentality

　　多愁善感的moonstruck 、spoony

　　多此一举bring owls to Athens、 hold a candle to the sun

　　多多益善the more the better

　　咄咄逼人aggressive

　　脱胎换骨thoroughly remould oneself

　　阿谀奉承、趋炎附势greasiness

　　恩将仇报、以怨报德 、忘恩负义 bite the hand that feeds one

　　尔虞我诈each trying to cheat the other

　　发人深省的thought-provoking

　　发人深省set people thinking

　　发扬光大carry forward

　　翻山越岭tramp over hill and dale

　　翻天覆地world-shaking

　　泛滥成灾overrun

　　飞黄腾达、青云直上come into one's kingdom、 rise in the world strike oil

　　飞黄腾达的successful

　　飞禽走兽birds and beasts

　　废寝忘食forget food and sleep

　　分道扬镳part company，each going his own way

　　分化瓦解disintegrate 、divide and demoralize

　　分门别类classify

　　纷至沓来come in a continuous stream

　　纷至沓来的thick as hail

　　奋不顾身dash ahead regardless of one's safety

　　愤愤不平be indignant

　　愤世嫉俗的cynical

　　丰富多彩rich and colorful

　　丰功伟绩great achievement

　　丰衣足食have ample food and clothing

　　风花雪月sentimental writings of the exploiting classes

　　风马牛不相及be totally unrelated

　　风靡一时be the rage

　　风平浪静calm

　　风起云涌like a rising wind and scudding clouds

　　风雨同舟stand together regardless of situation

　　风雨无阻in all weathers

　　锋芒毕露make a showy display of one's abilities

　　蜂涌而来pour

　　逢场作戏join in the fun on occasion

　　逢凶化吉trun ill luck into good

　　奉公守法law-abiding

　　敷衍了事make short shrift of 、palter、 scuffle

　　釜底抽薪take a drastic measure to deal with a situation

　　赴汤蹈火、出生入死go through fire and water

　　富丽堂皇magnificence

　　覆水难收spilt water cannot be gathered up again 、It is no use crying over spilt milk