These two query restrictions are combined in this query by using the Boolean AND operator.
可以通过使用Boolean AND操作符将这两个查询限制组合在该查询中。
However, the same cannot be said about fn: Boolean and xs: Boolean, which differ in how they treat strings.
但是fn: boolean和xs: boolean与此不同,这两个函数以不同的方式处理字符串。
In this case, the result set contains elements that only partially fulfill the implicit Boolean AND-ing.
在这种情况下,结果集包含了只是部分满足隐含逻辑与运算的元素。
And now, if I'm touching mouse pointer, we saw that Boolean expression before, play sound meow, wait a couple of seconds, and then just keep checking.
现在,如果我们碰下鼠标指针,起初我们看到一个布尔表达式,播放猫叫的声音,等几秒钟,然后如刚才那样做检测。
And this puzzle piece here colored in blue because it's a Boolean expression is just something that--whose answer is either a yes or no, 0 true or false, one or zero.
这个拼图染成蓝色,因为它是布尔表达式,它的结果只可能是肯定或否定,对或错,1或者。
Something that takes two inputs, a left operant - and a right operant and it just returns a Boolean value is-- or rather it returns a left to right value.
它有两个输入,一个是左边的作用物,一个是右边的作用物,然后返回一个布尔值-,或者更确切地说,返回一个从左到右的值。
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