尽管事先声明此项调查报告中的每个数字都不可靠，但至少可以说，世界旅游观光业的市场庞大。

With the caveat that almost every figure in this survey is suspect, it can at least be said that the world travel and tourism industry is huge.

youdao

尽管事先声明此项调查报告中的每个数字都不可靠，但至少可以说，世界旅游观光业的市场庞大。

With the caveat that almost every figure in this survey is suspect, it can at least be said that the world travel and tourism industry is huge.

youdao