Then a catapult system thrust the seat up about40 inches on a set of rails, ripping away the connections to the cockpit and activating an oxygen supply contained in the seat.是什么意思_Then a catapult system thrust the seat up about40 inches on a set of rails, ripping away the connections to the cockpit and activating an oxygen supply contained in the seat.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句