题目

Think about the different ways that people use the wind. You can use it to fly a kite or to sail a boat. Wind is one of our cleanest and richest power sources, as well as one of the oldest. Evidence shows that windmills(风车) began to be used in ancient Iran back in the 7th century BC. They were first introduced to Europe during the 1100s, when armies returned from the Middle East with knowledge of using wind power.  For many centuries, people used windmills to grind(磨碎) wheat into flour or pump water from deep underground. When electricity was discovered in the late 1800s, peop5. 找出并解释下列句中的通假字。(1) 已后典籍皆为板本: (2) 舟首尾长约八分有奇: (3) 卧右膝，诎右臂支船: (4) 左手倚一衡木: