strake
/streɪk/noun
1
- a continuous line of planking or plates from the stem to the stern of a ship or boat（船的）列板。
2
- a protruding ridge fitted to an aircraft or other structure to improve aerodynamic stability（安装在飞机或其他结构上以改善空气动力稳定性的）突出轮箍。
词源
Middle English: from Anglo-Latin stracus, straca; probably from the Germanic base of the verb STRETCH.