They provide oil & lubrication for the pistons inside of the cylinder.

Some pistons have seating rings of metal or leather.

有些活塞上有金属或皮革的密封环.

That hardly makes the Pistons a favorite, even in Eastern Conference.

因此活塞很难成为热门, 即便是在东部.

A pump uses valves and pistons.

泵使用阀和活塞.

His book, Animal Liberation, sparked off a revolution in the way we think about animals.

他的著作《动物解放》引发了一场关于我们该如何看待动物的思想革命。

Heavy fighting erupted Tuesday between the northern Sudan armed forces and Sothern Sudan People's Liberation Army.

星期四,北部苏丹武装部队同南部苏丹人民解放军之间爆发了激烈交火.

The day of your liberation is near.

你们获解放的日子即将来临.

After liberation his parents led a happy life.

解放后,他父母过着幸福的生活.

Before liberation, it's a paradise of the rich and a hell of the poor.

那个地方解放前是富人的天堂, 穷人的地狱.

The women's liberation movement in the nineteen sixties and seventies also changed American life.

二十世纪六七十年代的妇女解放运动也改变了美国人的生活.

Before liberation there were few doctors and little medicine in the countryside.

解放前农村缺医少药.

Many people died during famines every year before liberation.

解放前每年有许多人在饥荒中死亡.

What a hard life we had before liberation!

解放前的日月可真不好过 啊 !

Before liberation he subsisted on wild potatoes.

解放前他靠吃野薯度日.

The War of Liberation to change an Jizhong eight partitions.

解放战争时期改属冀中八分区.

Leaving school was such a liberation for me!

毕业对我来说简直是一种解放!

People thought liberation, industrious prosperity, economic growth, market prosperity and build up people's lives improved significantly.

人们思想解放, 勤劳致富, 经济腾飞, 市场繁荣,建设加快,人民生活有了明显改善.

Friends from the Earth Liberation Movement again, huh?

又是地球解放运动组织的支持者干的?

The happiest time in my life was the three years of the War of Liberation.

在我一生中,最高兴的是解放战争的三年.

Before liberation, taxes weighed heavily upon the people.

解放前, 各种捐税沉重地压在人民身上.

Before liberation, China's highest annual output of steel was only just over 900,000 tons.

解放前全国钢年产量最高才90多万吨.