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- The organization and principle of the new type of rubber balloon with water volumometer are introduced. 介绍了新型水囊式容积测定仪的结构和原理。
- The structure and principle of the new type of rubber balloon with water volumometer are introduced. 介绍了新型水囊式容积测定仪的结构和原理,提出了用新型水囊式容积测定仪测试密度的方法。
- When a rubber balloon is rubbed with wool,the negative electric charge cannot move,because rubber is an insulator and so the balloon holds on to its charge. 当橡皮汽球与毛皮摩擦时，负电荷静止不动，因为橡胶是绝缘体，因此，汽球不让电荷跑掉。
- When a rubber balloon is rubbed with wool, the negative electric charge cannot move, because rubber is an insulator and so the balloon holds on to its charge. 当橡皮汽球与毛皮摩擦时，负电荷静止不动，因为橡胶是绝缘体，因此，汽球不让电荷跑掉。
- Even the best quality rubber will perish with age. 就是最佳质量的橡胶也会因老化而腐烂。
- Rubber has more resilience than wood. 橡胶有比木头更大的弹性。
- A balloon floated across the sky. 有个气球从空中飘过。
- I don't want to be around when the balloon goes up. 要出事了，我趁早离开是非之地。
- Rubber boots are impervious to water. 橡胶鞋是防水的。
- I have not a good hand the whole rubber. 整个一盘牌中我就没有拿到过一手好牌。
- He burst the balloon with a prick of the pin. 他用针一戳，气球就爆了。
- A thrust with the pin broke the balloon. 用针一戳，气球就爆了。
- The balloon burst and fell to earth. 气球破裂而落到地上。
- The girl was startled when the balloon exploded. 这女孩在气球爆炸时吃了一惊。
- The cat batted the balloon with its paws. 猫用爪子击打气球。
- She used a rubber band to tie her hair. 她用一根橡皮筋扎头发。
- The child pricked the balloon and it burst. 那孩子在气球上刺了个洞，气球就爆了。
- We imported raw rubber from Malaysia. 我们从马来西亚进口生胶。
- Rubber is the country's principal export. 橡胶制品是该国主要的出口产品。
- Humanitarianism is apt to be forgotten when the balloon goes up. 一旦战争爆发，人道主义往往就被抛到脑后了。
