Like I mentioned, you can also use "I want to" to ask if you may do something indirectly.

就像我之前说的，你可以用“I want to”句型间接地询问你是否可以做某些事。

I want to 课堂 - SpeakingMax英语口语达人

I like that answer. I then tested it on the square root of 9, and as I mentioned last time, I didn't find 3. I was not crushed.

我喜欢这个答案,然后我又试了试9的平方根，跟我上次说的一样，答案不是3。

麻省理工公开课 - 计算机科学及编程导论课程节选

Some of the challenges that you see here I mentioned before, so there are problems with drought, with pests, with temperature changes and the like.

我之前提到的,你们所见的这些挑战,如干旱问题,虫害问题以及温度变化之类的

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

I already mentioned that. It's like the ground floor.

我之前已经提到过这个，它就像是楼房的一楼。

麻省理工公开课 - 固态化学导论课程节选

They use food frequency questionnaires, which I mentioned before, surveys, and then biological markers like blood tests of certain things to see how diet is related to health.

研究员还运用食物频率调查表,我之前曾提到过,各类调查以及生物标志物,像是血液检测等手段,来研究饮食与健康之间的关系

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

As I mentioned in the earlier class, most of you would probably rather have some high fat food like French fries or ice cream, or some type of a dessert than have cauliflower or have broccoli or have brussel sprouts.

就像我前面提到的,你们大部分人都宁愿,食用高脂食品,诸如炸薯条或冰激凌,或者一些甜点,而不是花椰菜,西兰花或是抱子甘蓝

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选