紫色: 可以用简洁语言替代的句子, 一般标注紫色颜色的句子都会给出响应的修改意见; er（易改）是由杭州硅易科技有限公司自主研发的一款基于云计算的英语写作辅助 Modifying and proofreading are unique ways in the entire process of revising a text. Modifying can contain important alterations to content, composition and language, but proofreading focuses only on slight glitches and inconsistencies.... https://peakbookmarks.com/story12588920/the-single-best-strategy-to-use-for-proofreading%E6%8E%A8%E8%8D%90