运行npm i element-ui -S时报错了

npm ERR! code ERESOLVE
npm ERR! ERESOLVE unable to resolve dependency tree
npm ERR!
npm ERR! While resolving: yeb@0.1.0
npm ERR! Found: vue@3.2.31
npm ERR! node_modules/vue
npm ERR!   vue@"^3.2.13" from the root project
npm ERR!
npm ERR! Could not resolve dependency:
npm ERR! peer vue@"^2.5.17" from element-ui@2.15.6
npm ERR! node_modules/element-ui
npm ERR!   element-ui@"^2.15.6" from the root project
npm ERR!
npm ERR! Fix the upstream dependency conflict, or retry
npm ERR! this command with --force, or --legacy-peer-deps
npm ERR! to accept an incorrect (and potentially broken) dependency resolution.
npm ERR!
npm ERR! See D:\nodejs\node_cache\eresolve-report.txt for a full report.

npm ERR! A complete log of this run can be found in:
npm ERR!     D:\nodejs\node_cache\_logs\2022-02-17T16_33_27_734Z-debug-0.log
 

我换成npm install --legacy-peer-deps element-ui --save就不会了