easterly wave的用法和样例：
例句
- A bell-shaped mountain was used to study the influence of the topographic parameters on the amplitude of the lee wave.
摘要利用一个三层模式和钟形山脉研究了中尺度地形参数对背风波振幅的影响。 - In the wave of reflection that followed last year's rioting over disputed elections, the police were blamed for killing hundreds.
在去年有争议的竞选骚乱风波中，警察部门被指责杀害了数百人。
