"But when you're trying to deal with processes and technical terms on the aircraft, there's no substitute for speaking the same language."

VOA: standard.2009.12.13

probably the same as the most important thing for speaking a new language is

可能和说一门新语言一样，最重要的东西，那就是，

留在记忆中的学生 - SpeakingMax英语口语达人