模块能够选择完全人造的主键——在拒绝所有数据表示角色时分解出唯一性需求的那些主键。
Instead, the modules are able to choose wholly artificial primary keys — ones that isolate the uniqueness requirement while refusing any data-representation role.
拒绝透露有关的数字，但表示大多数的版权持有者选择将内容的货币化，并以《憨豆先生》作为系统最近受益者的例子。
Declines to give a number but says the majority of rights holders choose to monetise their content. It points to Mr Bean as a recent beneficiary of the system.
吉文已经表示了如果他不是曼奇尼的第一选择他会寻求转会，但昨晚他拒绝评论他的未来。
Given had already said that he would seek a move if he was not Mancini's first-choice goalkeeper and last night declined to comment on his future.
研究人员在一个医学杂志Thorax上表示：正当更多的西方国家女性选接拒绝自然分娩的时候，这个发现却表明选择性剖腹产存在潜在的危险性。
The findings also underscore the potential risks of elective C-sections as more women in Western countries choose to avoid a natural birth, the researchers said in the medical journal.
研究人员在一个医学杂志Thorax上表示：正当更多的西方国家女性选接拒绝自然分娩的时候，这个发现却表明选择性剖腹产存在潜在的危险性。
The findings also underscore the potential risks of elective C-sections as more women in Western countries choose to avoid a natural birth, the researchers said in the medical journal.
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