An opposed-piston engine has cylinders in each of which two pistons travel in opposite directions.

对置式的发动机的每隔气缸中都有两个活塞沿相反方向运动。

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An opposed-piston engine has cylinders in each of which two pistons travel in opposite directions.

对置式的发动机的每隔气缸中都有两个活塞沿相反方向运动。

youdao