1. These maybe totally innocent attempts at connecting from a local machine within your network or a brute force attempt from an unknownhost.
这些可能是来自您的网络中本地机器的完全无恶意的连接尝试，也可能是来自未知主机的强力连接尝试。
来自互联网
2. New research identifies a previously unknown enzymatic mechanism that subverts the early host immune response and promotes pathogenicity by manipulating a common signaling pathway in host cells.
3. Expermental results show that the system model can not only protect the network and host from existing attacks, can detect unknown attacks, achieved the expected results.
4. This is because the port of a connecting remote host is unknown and not suitable permissions can be built in advance.
这是因为连接中的远端主机连接埠是未知的，而且不是可以预先建置的适当使用权限。
来自互联网
5. The system used the behavior-based way, and it could defend new and unknown attacks in the condition of no refreshing rules continually. The system is a feasible scheme for protecting host.
6. It remains unknown which country will host the international tennis tournament.
如今仍不知道哪个国家主办国际网球锦标赛。
来自互联网
7. The host susceptibility genes are largely unknown.
大部分的寄主感病基因还是未知。
来自互联网
8. Numerous studies have demonstrated that PDT is an effective therapy strategy. It enhances the host antitumor immune response, but the mechanisms behind this enhancement are unknown.
