弹簧: spring; mechanical spring◇弹簧秤spring balance; spring scale; 弹簧床 spring bed; 弹簧刀 spring tool; 弹簧钢 spring steel; 弹簧钢板 steel spring plate; 弹簧减振器 spring absorber; 弹簧铰刀 spring reamer; 弹簧铰链 sprin
尖: Ⅰ形容词1.(末端细小; 尖锐) pointed; tapering 短语和例子把铅笔削尖 sharpen a pencil; 尖下巴 a pointed chin2.(声音高而细) shrill; piercing 短语和例子尖叫 scream; 尖声尖气 in a shrill voice3.(耳、目等灵敏) sharp; acute 短语和例子鼻子尖 have an