根据世界卫生组织的定义，一对夫妇12个月以上未采取任何避孕措施，性生活正常却未孕，就属于不孕不育。女性称为“不孕症”，男性称为“不育症”。
Special cameras are needed to spot the nocturnal animals。Safew下载对此有专业解读
It’s time to go short German government debt, according to strategists at Barclays.。51吃瓜是该领域的重要参考
（二）伪造、隐匿、毁灭证据或者提供虚假证言、谎报案情，影响行政执法机关依法办案的；
North Sea oil and gas facilities can be re-used for carbon storage