报错 Unexpected token import

[Zhanweelee]

VM9927:9 Uncaught SyntaxError: Unexpected token import
at Object. (app.js:1756)
at webpack_require (app.js:585)
at fn (app.js:109)
at eval (eval at (app.js:1750), :9:21)
at Object. (app.js:1750)
at webpack_require (app.js:585)
at fn (app.js:109)
at eval (eval at (app.js:1255), :45:22)
at Object. (app.js:1255)
at webpack_require (app.js:585)