使用后台线程降低了网络延迟。

Reduced network latency using a background thread.

youdao

因为这是一个后台线程，无法启动文件浏览器。

Because this is a background thread, you cannot launch a file browser.

youdao

通常，在此类环境中跟踪后台线程会是一项挑战。

Often, keeping track of the background threads in this kind of environment can be a challenge.

youdao