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| 可变焦距透镜 | |||
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| 可变焦距透镜 | |||
| 变焦距透镜; 可变焦距镜头 | |||
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| 可变焦距透镜 | |||
| variable focal-length lens: 1 phrase in 1 subject |
| Technology | 1 |
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