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| monochrome image | |||
| black-and-white picture; monochrome picture | |||
| black-and-white image; grey-tone picture; two tone image | |||
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| soot-and-whitewash | |||
| 黑白图像: 11 phrases in 6 subjects |
| Air defense | 1 |
| Construction | 1 |
| Metallurgy | 1 |
| Space | 2 |
| Technology | 4 |
| Telecommunications | 2 |
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