WordBreak.BREAK_WORD与WordBreak.BREAK_ALL的区别是什么？

@State text: string =
  'The text component is used to display a piece of textual information.Support universal attributes and universal text attributes.'
build() {
  Column() {
    Text(this.text)
      .fontSize(12)
      .border({ width: 1 })
      .maxLines(2)
      .textOverflow({ overflow: TextOverflow.Ellipsis })
      .wordBreak(WordBreak.BREAK_ALL)//WordBreak.BREAK_WORD
      .lineHeight(20)
      .width(260)

  }.width("100%")
  .height("100%")
  .justifyContent(FlexAlign.Center)
}