这是我得到的错误，我不知道为什么会出现：
npm ERR! code ENOTFOUND
npm ERR! errno ENOTFOUND
np
m ERR! network request to https://registry.npmjs.org/prop-types/-/prop-types-15.7.2.tgz failed, reason: getaddrinfo ENOTFOUND proxy.us.somecompany
npm ERR! network This is a problem related to network connectivity.
npm ERR! network In most cases you are behind a proxy or have bad network settings.
npm ERR! network
npm ERR! network If you are behind a proxy, please make sure that the
npm ERR! network 'proxy' config is set properly. See: 'npm help config'
npm ERR! A complete log of this run can be found in:
npm ERR! C:\Users\Khushhal\AppData\Roaming\npm-cache\_logs\2020-01-15T10_13_17_867Z-debug.log