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N the recurrence in a plant or animal of certain primitive characteristics that were present in an ancestor but have not occurred in intermediate generations 隔代遗传
In other words, metamorphosis in mole salamanders is an atavism.
换句话说,鼹钝口螈的变态是一种返祖现象。
The technical term for an evolutionary throwback is an "atavism", from the Latin atavus, meaning forefather.
“进化返祖”的专业术语是“atavism”,源自拉丁语的“atavus”,意为祖先。
If for any reason this does not happen, the ancestral feature may not disappear, leading to an atavism.
如果因为任何原因,这些事情没有发生,祖先的种种特性也许就不会消失,从而导致返祖现象。
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