cosmic dust
noun /ˌkɒzmɪk ˈdʌst/
/ˌkɑːzmɪk ˈdʌst/
[uncountable] (astronomy)- very small pieces of matter floating in spaceTopics Spacec2
单词 | cosmic dust |
释义 | cosmic dustnoun /ˌkɒzmɪk ˈdʌst/ /ˌkɑːzmɪk ˈdʌst/ [uncountable] (astronomy)
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