感觉就像是有人故意这么做。 REPL示例应几乎得到保证。 我做错了什么？

SHELL@bleepblop:~$ node --version
v14.4.0
SHELL@bleepblop:~$ node ^C
SHELL@bleepblop:~$ npm install node-fetch -g
+ node-fetch@2.6.0
updated 1 package in 0.182s
SHELL@bleepblop:~$ node 
Welcome to Node.js v14.4.0.
Type ".help" for more information.
> const fetch = require('node-fetch');
Uncaught Error: Cannot find module 'node-fetch'
Require stack:
- <repl>
    at Function.Module._resolveFilename (internal/modules/cjs/loader.js:1029:15)
    at Function.Module._load (internal/modules/cjs/loader.js:898:27)
    at Module.require (internal/modules/cjs/loader.js:1089:19)
    at require (internal/modules/cjs/helpers.js:73:18) {
  code: 'MODULE_NOT_FOUND',
  requireStack: [ '<repl>' ]
}