您要查找的是不是：
- Whale is not a fish; it is a mammal. 鲸不是鱼类，它是一种哺乳动物。
- Is a meadow more complex than a mammal brain? 草地较之哺乳动物的大脑更复杂吗？
- There is a vein of melancholy in his character. 他的性格中有少许忧郁的气质。
- A cloud is a mass of vapor in the sky. 云是天空中的水汽团。
- I am well aware that this is a tough job. 我深知这是一件棘手的工作。
- It is a fact of life and you must face it. 这是严酷的现实，你必须面对它。
- He is a great guy, a chip off the old block. 他是一位好人，就像他父亲一样。
- That lucky guy is a choice pickup for the girls. 那位幸运的男孩是女孩子们想把上的人。
- That old man is a fount of wisdom. 那个老人有无穷的智慧。
- The bank is a ten minutes' run from the hotel. 从旅馆到银行跑步需十分钟。
- Britain is a constitutional monarchy. 英国是君主立宪制国家。
- She is a receptionist in a doctor's office. 她在一位医生的诊所中担任接待员。
- Aardvark is a blue, small mammal. 食蚁兽先生是一种蓝而小的哺乳动物。
- I reckon the girl is a little bit boyish. 这想这个女孩有点男孩子气。
- Aardvark is a blue and small mammal. 食蚁兽先生是一种蓝色的小型哺乳动物。
- That new shopping centre is a real eyesore. 那个新的购物中心真是难看极了。
- Moving house is a vexatious business. 搬家是件麻烦的事情。
- The college library is a favorite haunt. 大学图书馆是人们喜欢的地方。
- The penguin is a flightless bird. 企鹅是一种不会飞的鸟。
- That old block of flats is a real eyesore! 那座旧公寓真不顺眼！
