2.For months dentists and the health department have been at loggerheads over fees.
牙医们与卫生部之间数月以来在费用问题上发生了争执。
4.Instead of throwing the teeth in the wastebasket, the dentists send them to us.
牙医没有把牙齿扔进废纸篓,而是把它们寄给我们。
5.That gives dentists more pricing power relative to other medical providers.
这给了牙医相对其它医疗服务提供者更大的议价权。