留学后如何更好地说话，可以从以下几个方面进行：
开场问候与自我介绍
使用礼貌的语言向听众问好，例如：“Hello everyone, nice to meet you.”
简要介绍自己的背景，包括国籍、学校、专业等，例如：“I am from China, studying at XYZ University, majoring in Computer Science.”
感谢致辞
对主办方、教师、同学表示感谢，例如：“Thank you for having me here. I am grateful for the opportunity to speak.”
表达学习目的和期待
说明选择留学的原因，包括学术兴趣、文化交流、职业发展等，例如：“I chose to study abroad to gain a broader perspective and improve my language skills.”
分享个人经历或感受
可以分享留学生活中的体验、挑战和收获，例如：“I have learned so much about myself and the world. It has been a truly transformative experience.”
鼓励和建议
鼓励新留学生适应新环境，努力学习，多交流，例如：“I encourage all new students to be proactive in their studies and to take advantage of every opportunity to practice speaking.”
给出提高语言能力和专业技能的建议，例如：“To improve your language skills, try to immerse yourself in the language as much as possible. Watch movies, listen to music, and speak with native speakers.”
语言交流
大胆开口是第一要义，不要害怕犯错，勇于表达自己的想法和观点，例如：“Don't be afraid to make mistakes； that's how you learn.”
尝试使用当地的语言和文化习惯进行交流，例如：“I find it helpful to use idioms and expressions that are common in everyday conversation.”
注意时间和场合
预先约定聊天时间，避免在对方休息或忙碌时打扰，例如：“Let's talk later, I don't want to disturb you while you're studying.”
注意言辞和朋友的感受，避免说一些可能引起不适的话，例如：“I will be mindful of your feelings and try to choose my words carefully.”
保持适当的距离
在与他人交谈时，保持适当的距离，一般半米距离比较合适，例如：“I maintain a respectful distance of about half a meter when talking to others.”
话题选择
可以从天气、自己的经历等常见话题入手，例如：“Today's weather is amazing, isn't it？”或“I'm from [Your Hometown], and I love exploring new places.”
通过以上这些方法，留学生可以更快地适应新的语言环境，提高自己的语言能力，并更好地与当地人交流。