词汇	technical casing
释义	technical casing 中间套管
随便看	Who Wants to be a Millionaire? who wants to go first who wants to go first? who wants to help tod who wants to help tod? who wants to kill jessie who wants to kill jessie? who wants to play cards Who wants to play cards? Who wants to pull this cracker with me? who wants …? who wants…? who was artemas Who was Artemas? who was chosen king who was chosen king ? Who was he playing Who was he playing? who was in the PLA Who was it Who was it? who was it that won the world cup in who was it that won the world cup in 1982? who was it written by who was it written by?