thun·der·cloud 
(thŭndər-kloud′)
(thŭndər-kloud′)n.
1. A large dark cloud charged with electricity and producing thunder and lightning; a cumulonimbus cloud.
2. Something menacing or dreadful: thunderclouds of impending war.
| 单词 | thundercloud |
| 释义 | thun·der·cloud (thŭndər-kloud′)n. 1. A large dark cloud charged with electricity and producing thunder and lightning; a cumulonimbus cloud. 2. Something menacing or dreadful: thunderclouds of impending war. |
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