bootstrap 4中具有不同设备上的不同图像的轮播滑块

<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@4.6.0/dist/css/bootstrap.min.css">
<script src="https://cdn.jsdelivr.net/npm/bootstrap@4.6.0/dist/js/bootstrap.min.js"></script>

<div id="myCarousel" class="carousel slide" data-ride="carousel">
  <!-- 指示器 -->
  <ol class="carousel-indicators">
    <li data-target="#myCarousel" data-slide-to="0" class="active"></li>
    <li data-target="#myCarousel" data-slide-to="1"></li>
    <li data-target="#myCarousel" data-slide-to="2"></li>
  </ol>

  <!-- 幻灯片 -->
  <div class="carousel-inner">
    <div class="carousel-item active">
      <img src="image1.jpg" alt="Image 1">
    </div>
    <div class="carousel-item">
      <img src="image2.jpg" alt="Image 2">
    </div>
    <div class="carousel-item">
      <img src="image3.jpg" alt="Image 3">
    </div>
  </div>

  <!-- 左右切换箭头 -->
  <a class="carousel-control-prev" href="#myCarousel" role="button" data-slide="prev">
    <span class="carousel-control-prev-icon" aria-hidden="true"></span>
    <span class="sr-only">Previous</span>
  </a>
  <a class="carousel-control-next" href="#myCarousel" role="button" data-slide="next">
    <span class="carousel-control-next-icon" aria-hidden="true"></span>
    <span class="sr-only">Next</span>
  </a>
</div>

<div class="carousel-item active">
  <img src="image1.jpg" alt="Image 1" class="d-block w-100">
  <img src="image1-mobile.jpg" alt="Image 1 Mobile" class="d-block d-sm-none w-100">
</div>
<div class="carousel-item">
  <img src="image2.jpg" alt="Image 2" class="d-block w-100">
  <img src="image2-mobile.jpg" alt="Image 2 Mobile" class="d-block d-sm-none w-100">
</div>
<div class="carousel-item">
  <img src="image3.jpg" alt="Image 3" class="d-block w-100">
  <img src="image3-mobile.jpg" alt="Image 3 Mobile" class="d-block d-sm-none w-100">
</div>