关节: 1.[生理学] (骨头连接处) joint; articulation; articulus; juncture; arthrosis; article; artus; knuckle 短语和例子手指关节 finger joint; 一个关节脱臼了。 a joint has started. 人老了, 关节也硬化了。 the man is getting old and h
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