lock washer type spring

例句：

1. 1. The new washing machine is much more efficient than the old one.
   这款新型洗衣机比旧款的更高效。
2. 2. I'll need to wash my clothes before I go out tonight.
   今晚出门前我得把衣服洗了。
3. 3. The washer has a large capacity, so it can handle many loads at once.
   这款洗衣机容量大，一次可以处理很多衣物。