他看见他们出来了，进了没有标志的警车。

He had seen them come out and get into the unmarked police car.

《柯林斯英汉双解大词典》

一天，当CICIG密探详细调查周围社区时，他们发现有一辆没有标志的车子尾随他们的汽车；

One day, while CICIG agents were canvassing the neighborhood, they detected an unmarked vehicle following their car;

youdao

格劳斯别墅是一座乔治王朝时期保留下的隐蔽的房产。它位于罗斯·蒙特村附近一条没有标志、蜿蜒而且崎岖不平的砾石车道旁。

Grouse Lodge is a secluded Georgian estate located down an unsigned, winding, potholed gravel drive near the village of Rosemount.

youdao

Right. So similarly, if you've got one line of code with a semicolon at the end saying, this is the end of the statement, it doesn't really make sense to continue that conversation to try to continue conceptually that puzzle piece with curly braces.

对的，类似的，如果你得到了一行代码,后面有一个分号，标志语句的结尾,这就没有意义来继续,那个会话来尝试对那段代码,使用花括号。

哈佛公开课 - 计算机科学课程节选

So if you're coming from prior background, your code might work a little differently on a different system if you don't use those flags.

如果你来自一个先前的背景，如果你们没有使用这个版本标志的话，在一个不同的系统中,你的代码可能运行地不太一样。

哈佛公开课 - 计算机科学课程节选