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pin knot |
针节 : 58 phrases in 12 subjects |
Advertising | 1 |
Agriculture | 2 |
Automobiles | 12 |
Aviation | 1 |
Desert science | 1 |
Electronics | 2 |
General | 1 |
Hydroelectric power stations | 1 |
Oil / petroleum | 1 |
Technology | 11 |
Telecommunications | 1 |
Textile industry | 24 |