原文
$ nb install jq
==> Resolving dependencies...
[38ms]
==> Installing 1 package(s):
jq 1.7.1
==> Downloading + installing 1 packages...
✓ jq
==> Done in 1102.4ms
$ nb list
jq 1.7.1
$ nb update # self-update nanobrew
==> Updating nanobrew...
==> nanobrew updated successfully