名词
中文翻译：Unknown
同义词：
['coin changer', 'coin converter', 'coin exchanger']
例句：
-
1. The old lady uses a coin changer to make change for her groceries.
老妇人使用硬币兑换机来为她的食品杂货找零。
-
2. The coin changer at the bank is very efficient.
银行里的硬币兑换机非常高效。
-
3. The coin changer was broken and she had to use her phone as a substitute.
硬币兑换机坏了，她不得不用手机作为替代品。