File scan and distill it's information are the key point of anti-virusproduct.
反病毒引擎中，文件扫描并提取其相关信息是关键。
2
Response times are, of course, just one measurement of the quality of an anti-virusproduct.
当然，反映速度仅仅是衡量一个反病毒产品的一方面。
3
Last November, Tencent abruptly decided to invalidate the operation of 360, a competing anti-virus software, on computers that installed QQ, the most popular product of Tencent.