ping-pong

详细解释:n. 乒乓, 乒乓球运动, 桌球, "踢皮球", 推来推去
【电】 交替术

英语解释：

名词 ping-pong:

a game (trademark Ping-Pong) resembling tennis but played on a table with paddles and a light hollow ball同义词：table tennis