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tracing |
描 记 图 : 104 phrases in 14 subjects |
Agriculture | 8 |
Aviation | 1 |
Chemistry | 4 |
Electronics | 3 |
General | 35 |
Geophysics | 1 |
Metallurgy | 1 |
Nursing | 4 |
Otorhinolaryngology | 12 |
Reproductive biology | 5 |
Space | 3 |
Sports | 14 |
Surgery | 3 |
Technology | 10 |