求这问题的 Google 搜索关键字

不折腾了，看来是机器硬件配置有问题，vps上这是正常的输出

$ go
Go is a tool for managing Go source code.

Usage:

go command [arguments]

The commands are:

build compile packages and dependencies
clean remove object files
env print Go environment information
fix run go tool fix on packages
fmt run gofmt on package sources
get download and install packages and dependencies
install compile and install packages and dependencies
list list packages
run compile and run Go program
test test packages
tool run specified go tool
version print Go version
vet run go tool vet on packages

Use "go help [command]" for more information about a command.

Additional help topics:

c calling between Go and C
gopath GOPATH environment variable
importpath import path syntax
packages description of package lists
testflag description of testing flags
testfunc description of testing functions

Use "go help [topic]" for more information about that topic.