| 单词 | interstellar bubble |
| 释义 | interstellar bubbleinterstellar bubble(in-ter-stell -er) A large cavity in the distribution of gas in and near the plane of our Galaxy. The bubble is blown by the winds of multiple supernovae from the most massive (and hence shortest-lived) stars in a stellar cluster or association. The bubble is usually filled with coronal gas and is delineated by swept-up filaments and clouds of denser gas. |
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