helix spring的用法和樣例：
例句
- After removing the first check from the backflow valve body, place on a flat surface with the coil spring facing up.
從防回流閥閥體上拆卸第一止回閥后，要使螺旋彈簧面朝上放在平面上。 - The multilink coil spring suspension wasn't too stiff or too loose, which would make the driver feel uncomfortable.
在多重螺旋彈簧懸架不是太硬或太松，這將使司機感到不舒服。
