First Lady Michelle Obama has also made a splash on the trip, whether meeting Queen Elizabeth or making an emotional visit to a girl's school in London.

VOA: standard.2009.04.03

It's defined in many ways that "no pain, to gain" paradigm, whether it's education of doctors or in school, as well as generally in the workplace.

它在很多方面定义了“不劳无获，不论是对医生的教育还是在学校，在一般的工作场所也一样。

哈佛公开课 - 幸福课课程节选

There is also a learning crisis: Worldwide, 250 million children of primary school age cannot read or write, whether they are in school or not.

UNESCO: EDUCATION FIRST

There is also a learning crisis: around the world, 250 million children of primary school age cannot read or write, whether they are in school or not.

UNESCO: One in twelve young people in Latin America and the Caribbean fail to complete primary school and lack skills for work | United Nations Educational, Scientific and Cultural Organization

There is also a learning crisis: around the world, at least 250 million children of primary school age cannot read or write, whether they are in school or not.

UNESCO: MEDIA SERVICES