HarmonyOS Text超出显示省略号

@Entry  
@Component  
struct ChildComponent {  
  @State text: string = '黑龙江_12aadfdafdjdda..fsajfdi'  
  build() {  
    Column() {  
      Text(this.text)  
        .width(200)  
        .maxLines(1)  
        .textOverflow({ overflow: TextOverflow.Ellipsis })  
        .ellipsisMode(EllipsisMode.END)  
        .wordBreak(WordBreak.BREAK_ALL)  
    }  
  }  
}