母语

However, not everyone in the US is a native speaker of English.

但并不是每一个美国人都是以英语为母语的。

I can't speak English as fast as a native speaker.

我说英文没有以英语为母语的人说得快。

Are you a native... speaker of english ?

英语是你的母语吗？。。

Oh! I didn't even know you weren't a native speaker.

噢！我没意识到你的母语不是英语。

I never thought I would be able to speak English with a native speaker so freely.

我从未想过我能自如的用英语跟以英语为母语的人对话。

You'll discover that every word of my speech is better than a native speaker's.

你会发现，我在这里所说的每一句话，都比以英语为母语的人说得好。

I'd like talk with English native speaker.

我愿和以英语为母语的人聊天。

However, you very much need a native English speaker to help translate for you.

不过，你实在是需要一个以英语为母语的人帮你翻译。

Do you ever speak to native speakers of English?

你有机会和母语是英语的人交谈吗？

They represented all levels of ability in English: beginning, intermediate, advanced, and native-speaking students.

他们代表着各种程度的英语学生：初级的，中级的，高级的和母语为英语的学生。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。