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| 单词 | bilateral symmetry |
| 释义 | bilateral symmetrybiˌlateral ˈsymmetry (also ˈplane ˌsymmetry) noun [uncountable] science, biology a quality that some animals, including humans, have, which means that they have two very similar sides. For example, humans have an arm and a leg on each side, an eye on each side, and so on. |
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