自2010年至今的四级考试中， 共出现过 次
自2010年至今的六级考试中， 共出现过 次
N-COUNT 狗;犬 A dog is a very common four-legged animal that is often kept by people as a pet or to guard or hunt. There are many different breeds of dog.
Outside, a dog was barking...
The dog growled again...
N-COUNT 公狗;犬科雄兽(雄狐、雄狼等) You use dog to refer to a male dog, or to the male of some related species such as wolves or foxes.
Is this a dog or a bitch?
...a dog fox.
N-COUNT 卑鄙小人;无赖 If someone calls a man a dog, they strongly disapprove of him.
N-COUNT 蹩脚货;粗制滥造的东西 People use dog to refer to something that they consider unsatisfactory or of poor quality.
It's a real dog.
N-COUNT 丑女人 If someone, especially a man, calls a woman or girl a dog, they mean that she is very ugly, unattractive, or boring.
How can you go out with her? She's a real dog.
VERB 困扰;折磨;纠缠 If problems or injuries dog you, they are with you all the time.
The problems that have dogged him all year are just a temporary setback...
His career has been dogged by bad luck.
N-PLURAL （带有赌博性质的）赛狗会，跑狗 The dogs is a sports meeting where dogs, especially greyhounds, race and people bet on which dog will win.
PHRASE 乱七八糟;一团糟 You describe something as a dog's breakfast or dog's dinner in order to express your disapproval of it, for example because it is very untidy, badly organized, or badly done.
The whole place was a bit of a dog's dinner, really...
Our own Board are going to make a dog's breakfast out of it if we aren't careful.
PHRASE 狗咬狗;残酷无情的竞争;自相残杀 You use dog eat dog to express your disapproval of a situation where everyone wants to succeed and is willing to harm other people in order to do so.
It is very much dog eat dog out there...
The TV business today is a dog-eat-dog business.
PHRASE 败落;大不如前 If you say that something is going to the dogs, you mean that it is becoming weaker and worse in quality.
They sit in impotent opposition while the country goes to the dogs.
PHRASE 别惹麻烦;别多事 If someone tells you to let sleeping dogs lie, they are warning you not to disturb or interfere with a situation, because you are likely to cause trouble and problems.
Why can't she let sleeping dogs lie?
PHRASE 不接受新事物;不喜欢新玩意儿 If you say 'You can't teach an old dog new tricks', you are suggesting that someone is unwilling to try new ways of doing things.