超半数美国人曾感染新冠 儿童感染率达75% More than half of Americans have had Covid, including three of four children 美疾控中心通过检测血液样本中的抗体发现，美国超半数的人已经感染过新冠病毒，其中儿童感染率高达75%。研究人员发现，感染病毒人数在12月至2...
E. "More than"或"More……than……"+含“can”的分句时表示“否定意”,如: 11. That‘s more than I can do. 12. Don‘t bite off more than you can chew. 13. In delivering his lecture, Jason makes sure not to include more things than the students can unde...
更多内容请点击：超半数美国人曾感染新冠 儿童感染率达75% More than half of... 推荐文章