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苜蓿叶式四叶式立体交叉; 草花斤斗飞行特技 | |||
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草花斤斗 (一种特技飞行动作) | |||
苜蓿叶 | |||
苜蓿叶式; 四叶形立体交叉; 四叶式交叉 |
cloverleaf : 56 phrases in 12 subjects |
Agriculture | 1 |
Air defense | 1 |
Automobiles | 2 |
Aviation | 2 |
Construction | 4 |
Electronics | 1 |
General | 1 |
Medical | 1 |
Oil / petroleum | 4 |
Plastic surgery | 1 |
Space | 1 |
Technology | 37 |