在英语中，“截屏”可以说成 "screenshot"。例如：

1. Can you take a screenshot of your WeChat and send it to me for a look？

2. I took a screenshot of the error message.

如果你需要截取屏幕的特定部分，可以使用 "screen capture"。例如：

1. I'm going to do a screen recording to show you how to use this software.

希望这些信息对你有所帮助!