vue如何实现多组关键词对应高亮显示

 colors: [
        "#FFB5C5",
        "#EEC900",
        "#D1EEEE",
        "#40E0D0",
        "#FFFF00",
        "#FF7F00",
        "#FF6A6A",
        "#B3EE3A",
        "#9F79EE",
        "#FFC1C1"
      ],
      keywordsdetail: ["好看", "美丽", "wfewf"],
      comments: [
        {
          text: "老师 好看好看222"
        },
        {
          text: "老师美丽11111极了"
        },
        {
          text: "老师太搞笑34234了"
        },
        {
          text: "老师搞笑的不的了"
        },
        {
          text: "老师??wfewf啊"
        }
      ]

  <span
        v-for="(item,index) in keywordsdetail"
        :key="index"
        class="keyworditem"
        :style="{backgroundColor:colors[index]}"
        @click="showpartkey(index,comments)"
      >{{item}}</span>

    changeColor(resultsList, keywords) {
      keywords.map((keyitem, keyindex) => {
        resultsList.map((item, index) => {
          if (keyitem && keyitem.length > 0) {
            // 匹配关键字正则
            let replaceReg = new RegExp(keyitem, "g");
            // 高亮替换v-html值
            let replaceString =
              '<span class="highlight"' +
              ' style="color: ' +
              this.colors[keyindex] +
              ';">' +
              keyitem +
              "</span>";
            resultsList[index].text = item.text.replace(
              replaceReg,
              replaceString
            );
          }
        });
      });
      this.comments = [];
      this.comments = resultsList;
    }

let replaceString = '<span class="highlight"' +' style="color: ' + this.colors[keyindex] + ';">' + ?keyitem + "</span>";

.highlight {
color:red
}

.aaa >>>.highlight{
color:red
}