敌军步兵正在隐蔽。The enemy infantry was hiding.欧洲中世纪时期,骑士是步兵中的最高头衔.Knight was the top title for field soldiers during the Middle Ages.他签署了志愿书要在步兵服役九年.He signed on for nine years in the infantry....

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“步兵”的拼音为：bù bīng ...

“步兵”的近义词/同义词：步卒。...