The session layer provides the session services described earlier.

会话层提供此前描述的会话服务。

youdao

Session services for the reliable communication and transfers between a client and a server.

会话服务，用于客户端和服务器之间的可靠通信和传输。

youdao

TCP port 139 is used only for the session services, which are file transfer and message passing.

TCP 端口 139 仅用于会话服务，即文件传输和消息解析。

youdao

Ms Williams asked the first minister, in light of these figures, how he could justify his comment in a recent question session that Wales' ambulance services "are making good progress".

BBC: First minister's questions

The Project SERV grant will help fund grief support groups for siblings who lost classmates, skill-based counseling for students suffering posttraumatic stress, security guards, an academic-booster summer session for students, and many other services.

WHITEHOUSE: Our Top Stories

Earlier in the session, Sir George revealed that MPs will debate the Financial Services Bill on 6 February.

BBC: MPs call last orders for Top Totty