1) 一般形式:He decided to work harder in order to catch up with the others. 被动形式: He preferred to be assigned some heavier work to do. 语法功能: 表示与谓语动词同步发生 2) 完成形式:He pretended not to have seen me. 被动形式:The book is said to h...
11 月 14 日消息,加拿大 VR/AR 技术公司 ImagineAR 日前已在美国特拉华州地区法院对 Niantic 提起诉讼,指控其侵犯了与 AR 和虚拟技术相关的某些 ImagineAR 专利。该投诉指控 Niantic 的...
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