Barking dogs seldom bite.

    吠犬不咬人(意指：对于高声发出恐吓，或惯于大声吼叫的人，勿须当真)。

    Every dog has his day.

    凡人皆有得意日(意指：大家都有走运的一天)。

    Dog does not eat dog.

    同类不相残；同室不操戈。

    a cat-and-dog life

    争争吵吵的日子

    Dog does not eat dog.

    同类不相残，同时不操戈

    Dumb dogs are dangerous.

    不叫的狗咬人

    Give a dog a bad name and hang him.

    谗言可畏，欲加之罪，何患无辞

    go to the dogs

    每况愈下

    hang-dog look

    愁眉苦脸

    If the old dog barks, he give the counsel.

    老狗叫，是忠告。

    Love me, love my dog.

    爱屋及乌

    He is a lucky dog.

    他是个幸运儿。

    lead a dog's life

    过穷困潦倒的日子

    not have a dog's chance

    毫无机会

    top dog

    当权派；头儿

    treat sb. like a dog

    不把某人当人看

    a hunting dog

    猎犬

    a lazy dog

    懒汉

    a gay dog

    一个快乐的人

    a dirty dog

    下流坯

    dog-days n.[pl.]

    三伏天, 大热天; 无所作为的时期, 无精打彩的日子

    A good dog deserves a good bone.

    [谚]好狗应该啃好骨头, 有功者受赏。

    A living dog is better than a dead lion.

    [谚]死狮不如活狗。

    A staff [stick] is quickly [soon] found to beat a dog with.

    [谚]欲加之罪, 何患无辞。

    An old dog barks not in vain.

    [谚]老狗不乱吠; 老狗 一吠, 就得小心。

    An old dog will learn no new tricks. (=You cannot teach old dogs new tricks.)

    [谚]老狗学不了新把戏; 老年人很难适应新事物。

    as [like] a dog with two tails

    非常开心[高兴]

    Barking dogs seldom bite.

    [谚]爱叫的狗 不咬人; 咬人的狗不露齿。

    be (old) dog at (a thing)

    对...有经验; 对...很内行

    Beware of a silent dog and still water.

    [谚]提防不吠的狗, 小心 静止的水。

    come like a dog at a whistle

    一呼即来

    Every dog has his day.

    [谚]凡人皆有得意日。

    Every dog is a lion at home. [Every dog is valiant at his own door.]

    [谚]狗是百步王, 只在门前凶。

    Fight dog, fight bear.

    [谚]打个青红皂白, 一决雌雄。

    Give a dog a bad [an ill] name(and hang him).

    [谚]一旦给人加一个坏名声, 他就永远洗刷不掉; 人言可畏。

    It is ill to waken sleeping dogs. [let sleeping dogs lie; don't wake a sleeping dog.]

    别多事, 别惹麻烦。

    lead a dog's life

    过着牛马不如的生活

    love me, love my dog.

    [谚]你若把我当朋友, 也要把我的朋友当朋友; 爱屋及乌。

    Scornful[Hungry] dogs will eat dirty puddings.

    [谚]人到危急时, 平时所不屑做的也要做; 急不暇择, 饥不择食。

    teach an old dog new tricks

    使守旧的人接受新事物

    teach the dog to bark

    教狗怎么叫(意指多此一举)

    The dog returns to his vomit.

    狗回头吃自己吐出来的东西; 重犯旧日罪恶。

    A living dog is better than a dead lion.

    一条活狗胜过一头死狮.

    The cat and dog may kiss, yet are none the better friends.

    猫狗可以相吻，但不会成为好友。

    Dumb dogs are dangerous.
    
    不叫的狗咬人

    Give a dog a bad name and hang him.

    谗言可畏，欲加之罪，何患无辞