| 释义 |
MA·CHO AHD[mäʹchō] D.J.[ˈmɑːtʃəʊ]K.K.[ˈmɑtʃo]n.（名词）pl. MA.CHOs - Any of various massive dark objects, such as a brown dwarf star or large planet, in the outermost regions of a galaxy, that may explain the observed anomalous rotation of most galaxies.天体紧密光圈物体：在银河系远程的各种巨大黑色物体，如棕色矮星或大行星，可对观测到的多数银河系不规则自转做出解释
- m(assive) a(strophysical) c(ompact) h(alo) o(bject) m(assive) a(strophysical) c(ompact) h(alo) o(bject)
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