Oscillational
a. oscillation的变形
🗣️ 情景例句
Western countries have evry strict visa requirements.
在西方国家有严格的签证要求。
He is also very fond of playing tennis and manages to find time for a game twice a week.
他非常喜欢打网球，每周总要抽时间打两次。
All kinds of jobs. There are women police officers, women doctors, teachers, engineers, farmers and so on.
各种各样的工作。有女警官、女医生、女教师、女工程师、女农场主等。