更换

例句：

1. 1.The old clock was replaced by a new one.
   旧时钟被新时钟替换了。
2. 2.She replaced the broken vase with a new one.
   她用一个新的花瓶替换了那个破碎的花瓶。
3. 3. He replaced his lost keys with a new set.
   他用自己的新钥匙替换掉了丢失的钥匙。