| |||
尖棱 | |||
锐边 | |||
利刃 | |||
清晰边沿; 陡沿; 飞边 | |||
锐利的刃口; 刃形; 清晰边缘 |
sharp-edge : 19 phrases in 11 subjects |
Automobiles | 1 |
Aviation | 3 |
Bridge construction | 1 |
Chemistry | 2 |
Desert science | 2 |
Drilling | 1 |
Electric machinery | 2 |
Mechanics | 2 |
Metallurgy | 2 |
Oil / petroleum | 2 |
Technology | 1 |