virus signature的意思|示意

These updates should be at least the products virus signature files. You may also need to update the product's scanning engine as well.

更新文件应该至少包括病毒特征码，最好也能更新该产品的搜索引擎文件。

Since 2006, they've been hunting for a genetic signature that can accurately assess, well before symptoms appear, whether someone's been infected with a virus.

从2006年开始，他们就在寻找一种基因信号，这种基因信号，在人们刚开始被某种病毒感染，还没有出现明显临床表现的时候就能精确地估计疾病。

The 3016b shows administrators the date of the last virus signature update.

3016 B会向管理员展示最新的病毒签名更新。