短語詞組短語ejection -seat foot rest 彈射座椅腳蹬ejection seat ground 彈射座位底面zero height ejection seat 零高度彈射座椅ejection seat trainer 彈射練習(xí)器ejection seat catapult 座椅彈射器ejection seat track 彈射座椅導(dǎo)軌 返回 ejection seat