load multiple dependencies with system.js

 Promise.all([
    System.import('jquery'),
    System.import('underscore')
]).then(function(modules) {
    var jquery     = modules[0];
    var underscore = modules[1];
});
sampleLib.js : 
module.exports = {
    hello : (message)=>{ alert( 'hello ' + message) }
}
Use like This : 	
System.import('/sampleLib.js').then( async me => {
	m.hello('Ali')'
})