Answers:
来自wget --help
:
....
-i, --input-file=FILE download URLs found in local or external FILE.
....
-nc, --no-clobber skip downloads that would download to
existing files.
-c, --continue resume getting a partially-downloaded file.
....
我加入其中--continue
是因为,如果您试图从中断的下载中恢复,这似乎可能会有所帮助,但您不需要它来回答原始问题。