他在他们的后面高喊,想引起他们的注意,却是徒劳。
He shouted after them, vainly trying to attract their attention.
有些学生认为他们坐在后面就可以逃过老师的注意,但是他们错了。
Some students thought they could escape teacher's attention by sitting at the back, but they're wrong.
他注意到后面一辆蓝色福特车里的一个男人示意他靠边停车。
He noticed a man behind him in a blue Ford gesticulating to pull over.
I just want to remind you, if I wanted to, for example, type in an expression like that, notice the syntactical form, it's an expression, a number, followed by an operand, followed by another expression.
我想要提醒下大家,如果你想要,例如,输入一个这样的表达式,注意语法形式,这是个表达式,一个数字,后面是一个运算对象,后面是另外一个表达式。
If I go back to that code from a moment ago, and I just rerun math3, notice how many places printed after the decimal point -- two?
如果刚才我回到那段代码中去,我们回到math3,请注意在小数点后面,会打印几位数呢--两位?
Notice I close the quotes after I'm putting a new line-- after I'm putting this new line, name but then to the right hand side is comma name.
注意反斜杠n后面加上后引号-,后引号,再右边就是逗号。
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