1) Water is to fish what air is to man
(水对鱼的关系就象空气对人的关系一样。)
2)Ten is to five what eight is to four.
(10比5等于8比4)
l)What food is to the body,a book is to the mind.
(书籍对于心灵犹如食物对于身体。)
2)What thegun is to a fighter,the pen is to a writer.
(作家的笔犹如战士的枪。)