‘Buh’ could also have been used to communicate, says Bart de Boer, an expert on the evolution of speech.
“祖先们也用‘Buh’交流”，言语进化专家BartdeBoer说道。
And I'd also like to thank the teachers from the New Oriental School for carefully listening to my speech, encouraging my performance and offering expert advice.
另外，我还想由衷地感谢新东方的老师们每一次仔细认真地聆听我的发言，鼓励我的表现并提出许多宝贵的改进意见。
He is said to be expert in English speech.
据说，他擅长用英语作演说。
The expert speech will discuss the hot topics and share best practices from top executives and lean six sigma experts.
融合专家演讲和互动讨论。 专家演讲将聚集各企业高管及资深精益专家分享前沿热点话题和最佳实践成果。
The expert speech will discuss the hot topics and share best practices from top executives and lean six sigma experts.
融合专家演讲和互动讨论。 专家演讲将聚集各企业高管及资深精益专家分享前沿热点话题和最佳实践成果。
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