最简单最有用的英文口语

001 See you later.待会见;再联络 A: I have to go.B: See you later.
002 What’s up?近来过得如何? A: Hey! What’s up?B: Nothing much! As usual.
003 It’s on me.我来付 A: The beer is on me.B: Thank you.
004 I mean it.我是说真的 A: Do you really want to quit your job?B: I mean it.
005 Check, please.买单 A: Check, please.B: Yes, sir.
006 Mind your own business.别多管闲事 A: What were you talking about?B: Mind your own business.
007 Hold on.请稍等 A: May I leave a message, please?B: Hold on.
008 Whatever!随你的便 A: Shall I tell him tonight or tomorrow?B: Whatever!
009 After you.你先(请) A: Please come in.B: After you.
010 Nonsense!胡说八道! A: Tell me the truth. I don’t want nonsense.B: I am telling the truth.
011 Cheer up!振作点 A: We lost the game again!B: Cheer up! You’ll do better next time.
012 No way!不行 A: Let’s have pizza for lunch.B: No way! I hate pizza.
013 Go for it!加油! A: It’s an important test.B: Yes, I will go for it!
014 You’ve got me there. / (it) beats me.我想不出来:我不知道:你考倒我了 A: Do you know the height of that building?B: You’ve got me there. (Beats me)
015 Who Cares!谁管你呀! A: I can’t finish my homework. Can you help me to do some?B: Who cares!
016 I’ll get it.我来接(电话) A: The phone is ringing.B: I’ll get it.
017 It depends.看情形 A: When will you wake up?B: It depends.
018 Out of the question!不可能的 A: Could I borrow your bike?B: Out of the question!
019 Allow me.让我来 A: Please allow me to open the door for you.B: Thank you.
020 Calm down冷静一点 A: Calm down. It’s not such a big deal.B: You won’t understand.
021 Thank you.谢谢 A: You are beautiful!B: Thank you.
022 You’re welcome.不客气 A: Thank you for the flowers.B: You’re welcome.
023 Goodbye.再见 A: Take care!B: You too! Goodbye!
024 How are you(doing)?你好吗? A: How are you?B: Not very good. I got a cold.
025 I have had enough!我真是受够了! A: I have had enough!B: Why? What did he do?
026 Let’s call it a day.今天到此为止吧! A: Let’s call it a day. I am so tired.B: All right!
027 Not again!不会吧! A: Everyone’s late.B: Not again!
028 Knock it off!住手!不要吵! A: Knock it off! I am trying to study.B: Sorry, I didn’t know that you are studying.
029 Good night.晚安 A: Good night, everybody.B: Good night, Jill! Have a sweet dream.
030 Sure!可以呀! A: Could I use your computer?B: Sure!
031 Of course.当然! A: Could I borrow your car?B: Of course.
032 Yes.是的 A: Is this your cell phone?B: Yes, it is mine.
033 Why?为什么? A: Sarah is not coming.B: Why?
034 Be careful on the road.路上小心 A: Be careful on the road. It’s getting dark.B: Ok!
035 You decide.你决定吧! A: Do you want the black tie or the red one?B: You decide.
036 Never mind.没关系;不要紧 A: I am sorry that I broke your radio.B: Never mind.
037 That’s all right.没关系 A: I didn’t mean to be bump into you.B: That’s all right.
038 I don’t know.我不知道 A: Do you know where the police station is?B: I don’t know.
039 Is there anything wrong?有问题吗? A: The boss was every angry at the meeting.B: Why? Is there anything wrong?
040 No problem.没问题 A: Could I borrow your car tomorrow?B: Sure! No problem.
041 You are joking! (No kidding)别开玩笑了 A: Did you know that Linda’s uncle is Jacky Chen?B: You are joking! How did you know that?
042 Why not?为什么不行? A: You can’t go out today.B: Why not?
043 I don’t understand….我不懂 A: Betty broke up with her new boyfriend.B: I don’t understand how could this happen?
044 And then?然后呢? A: You should take this form to the first counter.B: And then? What should I do?
045 So what?那又如何?那又怎样? A: Do you know there is a new theater down the street?B: Yeah. So what?
046 It’s alright.还好 A: How’s your steak?B: It’s alright.
047 I am OK.我没事 A: Are you hurt?B: I am OK.
048 Bon voyage.一路顺风 A: We are leaving for Boston tonight.B: Bon voyage.
049 What happened?发生了什么事? A: Lucy is crying.B: Why? What happened?
050 Come on!来嘛!拜托! A: I don’t want to go to the party.B: Come on! Don’t be shy.
内容概要:本文详细介绍了在Linux环境下进行C++开发所需掌握的内容,以一个Web多人聊天项目为例,涵盖从开发环境搭建到项目部署的全过程。首先推荐了一个项目地址,该项目支持HTTP请求、Websocket、多房间和多人聊天、MySQL用户信息存储、Redis缓存、json序列化等功能,并建议扩展功能如基于Reactor模型构建HTTP/Websocket服务、仿写MySQL/Redis连接池等。接着介绍了开发环境,包括Ubuntu 20.04、MySQL 8.0、Redis 6.0、gcc/g++ 10.5.0等,并提供了详细的部署步骤,如安装boost库、编译聊天室服务、配置MySQL和Redis等。最后分析了项目架构,包括数据存储(MySQL存储用户信息,Redis存储房间消息和用户cookie)、消息格式(HTTP请求消息和Websocket交互消息)、HTTP/Websocket数据处理流程等。; 适合人群:有一定Linux基础,想深入了解C++开发及网络编程的开发者,尤其是有志于从事Web开发或服务器端开发的技术人员。; 使用场景及目标:①掌握Linux C++开发环境的搭建,包括工具链的安装与配置;②理解并实践HTTP、Websocket等网络协议的应用;③熟悉MySQL、Redis等数据库的使用;④学习如何处理HTTP请求、Websocket交互消息及数据存储;⑤能够独立完成类似Web聊天室的项目开发。; 其他说明:本文不仅提供了理论指导,还给出了具体的实践操作步骤,如编译过程中可能遇到的问题及解决方案。对于初学者来说,可以按照文中提供的链接和教程逐步学习,同时鼓励读者根据自身需求对项目进行扩展和优化。
【文章/演示视频链接:https://archie.blog.youkuaiyun.com/article/details/147283872?spm=1001.2014.3001.5502】1.本系统有一个主机,两个从机。2.一主多从的LORA组网通信,主机和两个从机都配备了STM32F103单片机与 LoRa 模块,主机作为中心设备及WIFI网关,负责接收和发送数据到远程物联网平台和手机APP,两个从机则负责采集数据并通过各自的 LoRa组网将数据发送给主机。3.两个LORA从机,功能一样,组网分别实现对温度、湿度、粉尘PM2.5、PM10、CO2和NH3进行实时采集,并在OLED显示屏显示,系统采用锂电池供电。从机所用主要硬件:STM32F103C8T6最小系统板、多合一环境检测模组、0.96寸OLED显示屏、MQ-135传感器、正点原子LORA模块ATK-LORA-01、18650锂电池。4.主机LORA,组网实现接收两个从机采集过来的数据,通过主机WIFI模块网关将两个从机的数据远程传输到物联网云服务器和手机APP。主机所用主要硬件:STM32F103C8T6最小系统板、ESP8266模块、正点原子LORA模块ATK-LORA-01、18650锂电池。 资料包,包含本项目所有的程序源码和原理图 1.程序源码文件如下所示: “0.机智云MCU代码生成”是机智云平台生成的代码 “1.主机-未移入机智云”是没有移植机智云的代码(方便更改为你的机智云) “1.主机-移入机智云-此程序可接入机智云”是本项目的主机网关程序 “2.从机1-本地数据采集与显示”是本项目的从机1程序 “3.从机2-本地数据采集与显示”是本项目的从机2程序 【物联网】基于LORA组网的远程环境监测系统设计(资料包)
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