简单释义：

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adv. 大概；几乎肯定地

adj. 〈罕〉无疑的

网络 无疑地；很可能；毫无疑问的

完整释义：

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adv.

1.无疑,毫无疑问
2.无疑地,必定
3.〔口语〕很可能,多半

adj.

1.〔罕用语〕无疑的

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例句：

1. Doubtless, everyone all the time not for himself of the home linger around the dream soul, or pleased or sad pour into all loves.
   无疑，每个人都无时无刻不为自己的家所梦魂萦绕，或喜或悲倾注着全部的爱。

2. Regardless of the fact that Mulally doubtless works far in excess of those figures, it puts a more comprehensible value to his time.
   不管事实穆拉利无疑工程远远超过这些数字，它把一个更加理解他的时间价值。

3. By the time the WTO rules, the American firms lobbying for protection from Chinese imports will doubtless have enjoyed several years of it.
   毫无疑问，在WTO做出裁决之前，那些寻求保护以避免中国进口产品影响的公司将享有几年的恩惠。

4. yes . albert wrote to request me to come to the opera , doubtless that i might be a witness to the insult he meant to offer you .
   是的，阿尔贝写信要求我到歌剧院来，无疑是要我做一个看见他侮辱您的见证人。

5. Let's hope that Vietnamese techies benefit as much from IBM's expansion into their country as the company itself doubtless will.
   毫无疑问，IBM将从越南扩张中获益匪浅，希望越南技术人员也能像IBM那样有所收获。

6. If it had jumped down to the lower floor it was doubtless trapped, and would never find its way back without Simon's assistance.
   如果它跳到了下面的一层房间，它肯定会被困在里面，如果没有Simon的援助，它永远找不到回来的路。

7. That's doubtless why these traits, broadly defined, seem to show themselves in virtually all human cultures, modern or tribal.
   那就是为什么这些特性（广义上）毫无疑问地在人类几乎各种文化中都有所体现，无论是现代社会还是原始部落。

8. Doubtless there was a large sweep of park and a broad glassy pool in front of that mansion .
   毫无疑问，私邸前面有一大片邸园，还有清澈如镜的大池塘。