If/Else语句在未单击单选选项时更改单选选项的图像

<input type="radio" name="option" id="option1">
<label for="option1">选项1</label>
<input type="radio" name="option" id="option2">
<label for="option2">选项2</label>
<img src="default-image.jpg" id="image">

const option1 = document.getElementById("option1");
const option2 = document.getElementById("option2");
const image = document.getElementById("image");

option1.addEventListener("click", function() {
  if (option1.checked) {
    image.src = "image1.jpg";
  } else {
    image.src = "default-image.jpg";
  }
});

option2.addEventListener("click", function() {
  if (option2.checked) {
    image.src = "image2.jpg";
  } else {
    image.src = "default-image.jpg";
  }
});