heed,留心，-less,表否定。即不留心的，掉以轻心。

1. She stood glued to the radio, heedless of the ordered bustle about her.

她站在那里一动不动地听收音机, 毫不注意周围有秩序的忙碌.

2. She was rum-maging through the letters, scattering them about the table in her heedless haste.

她在信件里乱翻，匆忙冒失之下将它们扔得满桌都是。

3. Heedless of time or any other consideration, they began to search the underwater cave.

他们顾不上考虑时间或任何其他因素就开始寻找水下洞穴。

4. Presently this thought occurred to me; how heedless I have been!

不多一时, 我心里就想:我也太心粗气浮了!

5. Heedless of our advice, he went for a swim and drowned.

他不听从我们的劝告, 出去游泳给淹死了.