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| 双楔形 (翼型); 菱形 (翼型) | |||
| 双楔; 凸齿 | |||
| 菱形翼型; 双楔形; 双面楔; 菱形的 (指剖面形状) | |||
| |||
| 双楔形的; 菱形的; 双光劈 | |||
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double wedge : 15 phrases in 6 subjects |
| Aviation | 5 |
| Chemistry | 1 |
| Hydroelectric power stations | 1 |
| Space | 1 |
| Technology | 6 |
| Wind Energy | 1 |
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