The stereotype(模式化的思想) is that Americans are lazy, but studies show that people in the USA get less vacation time than people in other parts of the world. A typical American worker gets two or three weeks off out of a whole year for vacation, but most US workers cannot. They usually have to be spread out throughout the year. Even when US workers are on vacation. they are often expected to be in communication with their bosses by email and mobile phone. Most US businesses do not encourage their employees(雇员) to take all the vacation days they are allowed to. In fact. most US com