Answers:
再次阅读手册页:
-t number
--tries=number
Set number of tries to number. Specify 0 or inf for infinite
retrying. The default is to retry 20 times, with the exception
of fatal errors like "connection refused" or "not found" (404),
which are not retried.
使用-t
定义尝试(尝试),而不是重试次数。