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41. | vertical pit furnace |
| 井式炉 |
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42. | These so-called pits are lined with tiny receptor cells |
| 这些凹坑里布满微小的感觉细胞, |
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43. | The smallest pits on a DVD are about 0.4 microns wide, whereas CD pits have a minimum width of 0.83 microns. |
| DVD上最小的凹坑宽约为0.4微米,而CD上的凹坑的最小宽度为0.83微米。 |
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44. | Stone Pit; Quarry |
| 采石场;岩仓 |
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45. | scalloped hollow carrier gun |
| 带有凹坑的空心携弹管射孔枪 |
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46. | a bottomless pit |
| 深坑 |
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47. | The wood is full of pits and needs sanding. |
| 这木料上到处是凹坑, 需用砂纸打磨一下。 |
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48. | dug-pit latrine |
| 坑式厕所 |
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49. | Pit Tomb Culture |
| 竖穴墓文化 |
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50. | commissural lip pit |
| 口角小窝 |
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