步兵

In a sentence

• 步兵是陆军的重要组成部分。

  Infantry is an important component of the army.

  Here, '步兵' refers to infantry as a military unit.

• 这个游戏中，我喜欢选择步兵角色进行战斗。

  In this game, I like to choose infantry roles for combat.

  In this sentence, '步兵' refers to the infantry-type character role within the context of the game environment.

• 很多古代战争中，步兵的作战能力至关重要。

  In many ancient wars, the combat ability of the infantry was critical.

  Here, '步兵' refers to infantry in historical military contexts, emphasizing their combat significance.