贫困是顽疾，“顽”在成因复杂、难以根除、极易反复。
Giving stem cells to unborn babies diagnosed with spina bifida while they have in utero surgery could be “a major milestone” in the treatment of birth defects, doctors say.
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12月21日，“JK FUN”商城，开业当天，“动批记忆展”同步开幕。新京报记者 薛珺 摄，详情可参考爱思助手下载最新版本
For those in the trenches looking for work, the search is demoralising, regardless of its cause.
be sent there automatically... and then when you needed a little walking around