And we had 20 native languages spoken at our school in addition to English.

除了英语，我们还有其它20种语言的教学。

旧金山的公立教育 - SpeakingMax英语口语达人

Other languages don't have that distinction and so those distinctions are very difficult for non-native English speakers to learn.

其他语言并没有这样的差别,所以非英语母语的说话者,很难发现这些差别

耶鲁公开课 - 心理学导论课程节选