The invention relates to a teaching aid for communication between teacher and students: hand-up device.
本发明涉及一种用于师生之间通信的教具：手动装置。
Transparency and commitments are crucial to aid in team communication and to bring out the best in the team members.
透明度和承诺对于促进团队沟通和选出最棒的团队成员非常重要。
Feel free to use few tools to aid your communication (in this case, a presentation) such as a drawing, a flowchart or a PowerPoint presentation.
你可以自由的使用一些工具来帮助你进行交流(在这种情况下，展示一下是最好的)例如用一幅图像，一个流程图或者幻灯片展示。
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