| 1. | The small boat was bobbing on the sea
小船在海里上下摆动。 |
| 2. | Move your arm up and down at least three times , but not too fast
伸出的手应至少上下摆动三次，但不可太快。 |
| 3. | Now move the hand to and fro and around but not up and down
然后把手前后左右以及旋转摆动，但不要上下摆动。 |
| 4. | Move your arm up and down at least three times , but not too fast
伸出的手应至少上下摆动三次，但不可太快。 |
| 5. | Can save lubricant . special micro - adjusted lubricate capacity can be adjusted according to work
能配合冲压材料做上下摆动，更能达到很好效能。 |
| 6. | Consumer spending has swung up and down over the past year , as oil and gasoline prices have fluctuated
受原油和汽油价格的影响，消费支出上下摆动超过去年。 |
| 7. | It is easy to tell a dolphin from a fish . a dolphin ' s tail moves up and down . the tail of a fish moves form side to side
要识别鱼和海豚是很容易的。海豚的尾巴是上下摆动的，而鱼的尾巴是两边摆动的。 |
| 8. | I closed my eyes then , and after a while the ornithologists drifted away , their pale faces bobbing up and down on the black wave of fever
我当时闭着眼。过了片刻，那些鸟类学家逐渐离去。我发着烧，在昏睡中就觉得他们那苍白的脸在黑色浪涛里上下摆动。 |
| 9. | The system is semi - automatic cleaning equipment ; with frequency conversion to be adjustable , let washing pieces automatically swing as requested by system , strengthen the result of cleaning
产品说明:该系统为半自动清洗设备，设有变频可调，让清洗件自动按照要求上下摆动，强化清洗效果。 |
