aluminium alloy doorlock with knobs

例句：

1. 1. The new aluminum alloy doorlock with knobs is a great improvement over the old one.
   这个新的铝合金带旋钮的门锁比旧的要好很多。
2. 2. The manufacturer claims that this aluminum alloy doorlock withknobs is more secure than its competitors.
   制造商声称这款铝合金带旋钮的门锁比它的竞争对手更安全。
3. 3.The customer service representative recommended this aluminum alloy doorlock with knobs as the best choice for their home security needs.
   客户服务代表推荐这款铝合金带旋钮的门锁作为他们家庭安全需求的最好选择。