上下摆动 meaning in English
luffing
Examples
- The small boat was bobbing on the sea
小船在海里上下摆动。 - 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。 - 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。 - 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。 - 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。