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51. | By means of a special grab |
| 通过特制抓斗 |
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52. | By all means |
| 无论如何 |
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53. | By no means. |
| 绝不可能。 |
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54. | Examination by means of a fluoroscope. |
| 荧光检查用荧光检查仪检查 |
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55. | Some steer by the position of the Sun. Others navigate by the stars. |
| 有些动物借助太阳的位置辨别方向,有些则依靠星星。 |
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56. | ventilation by means of boundary shafts |
| 对边通风 |
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57. | rendered insensible by means of anesthesia. |
| 通过麻醉显现出无知觉状态。 |
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58. | Operated by means of centrifugal force. |
| 受离心力作用的。 |
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59. | To purify by means of ceremony. |
| 通过仪式净化 |
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60. | distortion by means of a flame |
| 火焰矫直 |
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