She traveled to undeveloped countries and worked for free.

她到不发达的国家义务工作。

Direct broadcast TV will be possible within 5 years and may be most important to undeveloped countries that have no ground stations, and now may never require any.

直播电视将在 5 年内成为可能，对于没有地面站的不发达国家来说可能是最重要的，现在可能永远不需要地面站。

Not only were we having to perform the first brain surgery in a bear, but it was also in a jungle, in a very undeveloped country, and having to fit everything we could possibly need in two suitcases.

我们不仅要给熊做第一个脑部手术，而且是在丛林里，在一个非常不发达的国家，我们必须把我们可能需要的一切都装在两个手提箱里。

It was taken very much for granted by the British colonial mentality of the time that extending the English language and culture to the undeveloped and backward countries of Africa and Asia was a desirable thing.

当时的英国殖民心态非常理所当然地认为，将英语语言和文化推广到非洲和亚洲的不发达落后国家是一件令人向往的事情。