Literal translation of the article An awkward word-for-word translation Abstract Apart from practice or reality; vague; theoretical; impersonal; not applied. Abstract (grammar) As a noun, denoting a concept or intangible as opposed to an object, place, or person. Abstract Difficult to understand...
A. adjective + noun B. auxiliary verb + main verb C. subject + verb + object D. subject + its restrictive clause 查看完整题目与答案 钻石以克拉为单位计价,虫草以克为单位计价,这些都属于报价分割策略 A. 正确 B. 错误 查看完整题目与答案 HBV感染的主要标志 和 筛选献血员的必要指标的...