它会毫无先兆的发生.It can happen without warning.偏头痛发作, 尤其是有先兆的偏头痛, 是主要的预测因素.The presence of migraine attacks, especially migraine with aura , was the major predictor for these associations.有先兆的偏头痛比无先兆偏头痛具有和精神障碍更强的相关性.The associa...
There are many correspondences between the two plays.这两个剧本有很多相似之处.Ability to read and comprehend technical instructions, correspondences, and memos.能够阅读和理解技术说明书, 信函和备忘录.Bid, all correspondences and documents shall be wri...