本发明提供的是一种三体滑行艇,由主船体及两个大小相同的辅助片体组成。
The invention provides a tri-body skimming boat, composed of a main boat body and two supplementary plate bodies in the same size.
幻灯片在图表展示或视觉辅助方面十分好用,可以对重点起到补充作用。但很多人使幻灯片成了演讲的中心,而非演讲者本人和传递的信息。
It can be a useful tool for showing graphs or visual AIDS to complement important points, but too many people make it the focus of their presentations, in place of themselves and their actual message.
你做的幻灯片只是观众视觉上的辅助。
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