it was a protective coloration
依靠他的谚语和和容貌 clung to his utterance and features, 这是保护性染色 it was a protective coloration 因为人都生活在敌意中那么久了： for one who'd lived among enemies so long: ..
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it was a protective coloration
这是一种保护性的颜色
以上为机器翻译结果，长、整句建议使用 人工翻译 。