He wanted to make English easier to understand by listeners of VOA broadcasts whose native language was not English.

VOA: special.2009.10.16

It was written by someone almost 100 years ago whose native language isn't English.

这是在近100年前的一个人写的,他的母语不是英语。

麻省理工公开课 - 固态化学导论课程节选

Professor Morford says signers are like English learners whose first language uses a different alphabet.

VOA: special.2011.04.13

"The dancer of the future will be one whose body and soul have grown so harmoniously together that the natural language of that soul will have become the movement of the body.

VOA: special.2010.08.29