运输安全管理局指出，每天有数百万美国人乘坐飞机，而投诉的数量非常低。

The TSA points out that millions of Americans fly every day and that the number of complaints is extremely low.

youdao

投诉主要集中在一些景区景点服务质量低、酒店服务不到位、旅行社未按合同提供服务以及交通不正点、补救措施不及时等问题。

Complaints focus on a number of scenic spots with low quality of services, poor hotel services, bad travel agencies'service as well as incorrect traffic service, slow service recovery.

youdao