“尖端的”用英语怎么说

指甲是生长在手指头尖端的细薄角质物.Nails are thin horny growths at the ends of the fingers.这架飞机有一套尖端的电子导航系统.The airplane has a sophisticated electronic guidance system.刺:叶特化成为具有锋利尖端的结构.Spine A modified leaf reduced to a sharply pointed s...