我敲了敲前门，但无人应答。

I was knocking at the front door but there was no answer.

《柯林斯英汉双解大词典》

如果有人进来了，替我敲一下高脚椅，我去拿些石灰粉。

Anyone else comes in, bang the barstool for me. I got to get some lime.

youdao

如果有人进来了，替我敲一下高脚椅，我去拿些石灰粉。

Anyone else comes in bang the barstool for me. I got to get some lime.

youdao

hi3 Whereas Hi3, I just created, it happens to live in this directory but my computer doesn't know that so you do dot slash which says current directory.

至于我刚刚创建的,它正好位于我电脑不知道的位置,所以你必须敲入，/，这代表当前目录。

哈佛公开课 - 计算机科学课程节选

When the program is on your computer you say dot slash and this means on my computer.

当程序位于你的电脑上时，敲入,就意味着在我的电脑上运行。

哈佛公开课 - 计算机科学课程节选

If someone comes to your home and says, I would like to sell you life insurance.

如果有个人敲开你家的门并对你说,我是来向您出售人寿保险的

耶鲁公开课 - 金融市场课程节选