重点讲解：
1. to the contrary 与…相反；
In the absence of a proof to the contrary, such authorization is deemed to be in existence.
在没有相反证明时，此种授权被认为是存在的4qRLo^7w69。
2. grow up 长大成人；成熟；
Kate was in a hurry to grow up, eager for knowledge and experience.
凯特急于长大，渴望获取知识和经验FdcMbE@q_DVrnY%][DK。
3. as if 好像；仿佛；
Sam looked as if he didn't have a care in the world.
萨姆看上去好像什么事都不操心似的H]P9gAfMGnA2AMOM8w_.。
4. more or less 或多或少；大概；几乎；
The cattle disease occurs more or less anywhere in Africa where the fly occurs.
在非洲凡是有这种蝇虫的地方，几乎都会出现这一牛病Nrdsb5jPPgcH&lXmAq@。

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