To date, the Department of Homeland security has found no fewer than 16 holes in the BlackBerry's security blanket.

到目前为止，国土安全部已经至少找到了16个黑莓安全系统的漏洞。

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No exact date can be found in historical documents, but scholars assume that it is related to 2 customs in China.

目前古籍资料上还没有找到确切时间，但学者们认为他跟中国的两个习俗有关。

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This happened even though each could have a complimentary speed date another time if he or she found no one they liked.

即便是在自己没有找到满意对象时可以附赠一次速配机会的情况下，每个男性或女性也都会这样做。

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Similarly, no effective means have been found to date to monitor the implementation of and compliance with limits on troops.

CENTERFORSECURITYPOLICY: Center For Security Policy

To date, no such weapons have been found.

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