| 单词 | neutralism |
| 释义 | neutralism /nooh"treuh liz'euhm, nyooh"-/, n. 1. the policy or advocacy of maintaining strict neutrality in foreign affairs. 2. Biol. the theory that some changes in evolution are governed by random mutations that become fixed in populations by chance rather than by natural selection. [1570-80; NEUTRAL + -ISM] |
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