如下，每個圖片附有一段文字，上方圖片slider滾動，下方文字跟著改變<!-- START CONTENT --><section id="content">     <!--start container-->     <div class="container">         <div materialize="slider" [materializeParams]="[{full_width:true}]" class="slider">             <ul class="slides">                 <li *ngFor="let uploadedPhoto of uploadedPhotos;let idx=index">                     <img src={{uploadedPhoto.photo}}>                 </li>             </ul>         </div>         <!--<div class="moment-caption caption right-align">-->         <p class="light grey-text text-darken-3 center-align ">{{uploadedPhotos[idx].caption}}</p>         <!--</div>-->     </div></section>