Jets of compressed air lift the hovercraft off the ground, and flexible skirts around the craft retain the air cushion, and help to keep it stable.是什么意思_Jets of compressed air lift the hovercraft off the ground, and flexible skirts around the craft retain the air cushion, and help to keep it stable.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句