schoolbook
n. 教科书
adj. （美）教科书式的；过于简单的
例句
The demand curve of schoolbook is two, is not.
教科书的需求曲线是两条，而不是一条。
Traditional schoolbook says inflation will cause devaluation.
传统的教科书说通货膨胀将导致货币贬值。
It is a little bigger than a schoolbook. It has several buttons and a display screen for reading.
它比普通的课本稍大一点，有几个操作按钮和供阅读的显示屏。
