听写训练

听录音，准确填出划线部分的单词或词组，点击填空答案，显示正确答案！

Scientists and engineers tend to express their ideas in the form of equations ___.But for the rest of us, a qualitative grasp of scientific concepts is sufficient,and this can be conveyed by words and diagrams , without the use of equations.

■填空答案■

译文:科学家和工程师倾向于用公式阐述观点，因为他们需要知道量的精确值。但对我们其余的人来说，对科学概念有个质的认识就已经足够了，这可以利用文字和图表来表述，大可不必用公式。

词语解析

tend v. 趋向，倾向 用法：tend to do sth.

He tends to get angry when people disagree with him .

当人们不同意他的意见时，他很容易生气。

派生词:tendency n. 趋势，倾向

There is a growing tendency for people to work at home instead of in offices.

人们在家里而不是在办公室里工作的趋势日益增长。