1·You'd better modify your tone.
你最好缓和一下你的口气。
2·For additional adjustments the CA91 includes the tone Control feature that allows to modify the tone, by using a 4 Preset EQ and 1 User EQ (3 band), to your personal taste.
如需调整，ca91包括音调控制功能，允许修改的语气，用了4预置EQ和1个用户均衡器(3波段)，您的个人品味。
3·If you're ever in a position to speak publicly, always ask about your audience, and modify your language, tone, pitch and topic based on what you think the audience's preferences would be.
如果你的工作性质要求你经常公开发言，你就要常常询问观众，在基于你对观众喜好的理解上，更正你的语言、语气、音高和主题。
4·Modify contact - to change the current setting of the contact such as the background tone, status, and volume.
改变当前联系人设定，比如背景音乐，状态和音量等。