recoil operation
常见例句
- Unlike the QSZ92, the QSW06 uses a non-rotating barrel in its recoil operation.
不像QSZ92，QSW06在它的後座操作中使用一個非-鏇轉槍琯。
blog.sina.com.cn - When the auto, hand operation operates, can go forward to send to anticipate or recoil;
自動、手動操作時，可前進送料或後退； 返回 recoil operation