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He then had to wear a special medallion4 around his neck as proof of payment.
作为完税证明，蓄胡须的人还须在脖子上挂一块特制的大奖章。
youdao
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The measure of wear resistance and corrosion-proof is proposed.
并提出防腐耐磨综合措施。
youdao
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The measure of wear resistance and corrosion-proof is proposed.
并提出防腐耐磨综合措施。
youdao