a spot of

基本解释

North of the well, a spot of black may be smoke;
油井北方黑色的圆点可能是烟雾；
By the standards of her family, a spot of diplomacy in Berlin is not particularly exotic.
以她的家庭标准来看，在柏林的外交亮点不是特别具有异国情调。
Indeed, through a spot of role reversal, we may see research from the east being used in western beauty products.
实际上，通过一点儿角色转换，我们也许会看到，东方的研究正被应用于西方的美容产品。

My love lay in a spot of weak light.
It's imperfect, though the English is quite spot on, I call myself during this lecture a couple of times a major government because gov major didn't quite translate very perfectly.
尽管英语是正确的，但翻译成其他语言难免有出入，在这个讲座期间,我多次说自己是学政治专业的,因为学政治的人翻译不是很好。
哈佛公开课 - 计算机科学课程节选
So let's not put him only on the spot; there's a whole bunch of us in this room and we can actually apply this same idea not to these phone books but actually to other real world problems, there's a whole bunch of people in this room.
所以我们不要只让他一个人体验,教室里还有一大帮人,其实这种方法不仅可以用来查找电话簿,还可以应用到现实生活当中,教室里有这么多人。
哈佛公开课 - 计算机科学课程节选

But NatWest, Britain's biggest bank by assets, is meanwhile facing a spot of bother.
ECONOMIST: Those two capitalisms, again