mechanicals的用法和樣例：
例句
- She was quite mechanical and unthinking in the way she ironed the shirts.
她熨襯衣時樣子呆板，不動腦筋。 - He was asked the same question so many times that the answer became mechanical.
同樣的問題人們向他問得太多了，所以他的答案也是千篇一律。 - We need a mechanical digger to level the ground.
我們需要一台挖掘機來平整土地。
