比如步兵的机枪手，火箭筒手，侦察兵，等等。

For example, infantry gunmen aircraft, rocket-propelled grenades in hand, scouts, and so on.

youdao

比如步兵的机枪手，火箭筒手，侦察兵，等等。

For example, infantry gunmen aircraft, rocket-propelled grenades in hand, scouts, and so on.

youdao