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| 21. | retrograde ejaculation |
| 逆向射精 |
|
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| | |
| 22. | chaining backward |
| 逆向链 |
|
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| | |
| 23. | conventional cutting |
| 逆向切削 |
|
|
| | |
| 24. | antiparallel line |
| 逆向平行线 |
|
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| | |
| 25. | degeneration retrogressionis |
| 逆向变性 |
|
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| | |
| 26. | reversed erosion |
| 逆向侵蚀 |
|
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| | |
| 27. | counting in reverse |
| 逆向计算 |
|
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| | |
| 28. | retrograde rotation |
| 逆向旋转 |
|
|
| | |
| 29. | in reverse counting |
| 逆向计数 |
|
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| | |
| 30. | negative direction |
| 逆向, 反方向 |
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| | |