But doctors at the University of Michigan think they know a way to lower that cost. The idea is to reuse pacemakers.
但密歇根大学的医生们认为他们知道一种办法来降低成本，那就是重复使用心脏起搏器。
But doctors at the University of Michigan think they know a way to lower that cost. The idea is to reuse pacemakers.
但密歇根大学的医生们认为他们知道一种办法来降低成本，那就是重复使用心脏起搏器。
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