by在下面句子中应该如何理解?"His sudden departure from the political scene took everyone by surprise."怎么感觉这样by很像多余的?应该去掉才对?怎么理解这里by的用法呢?
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/17 09:18:56
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