The JMS API gives messaging systems implementation choices.

JMS API 给消息系统实现选择。

youdao

Why do people insist on using these non-standard messaging systems?

为什么大家坚持使用非标准的通讯系统？

youdao

But these are too many messaging systems, and they are becoming a productivity drain.

但我面临着太多的选择，这些通讯系统令人效率低下。

youdao

They will try to resolve some of the difficulties surrounding the mid-air messaging systems.

BBC: Let your text messages linger

Comverse, a New York-based voicemail and voice messaging systems firm, was founded by Alexander in the 1980s.

FORBES: Options Charges

But Facebook Messages inherits legacy issues from email and messaging systems that came before it, and may even create new problems.

FORBES: Facebook Messages Isn't A Gmail Killer -- And That's The Problem