The semicolon is an or operator between each function definition.

分号是每个函数定义之间的“或”操作符。

youdao

Precedence or operator strength determines order of evaluation; an operator with higher precedence is evaluated before one of lower precedence.

优先级或者说操作符的强度决定求值顺序；优先级高的操作符比优先级低的操作符先求值。

youdao

As you've seen, operator AD hoc polymorphism, or operator overloading to the rest of us, can be quite powerful if carefully employed and documented.

可以看到，操作符的即时多态，或操作符重载，对于我们来说，如果小心使用和记录，会非常强大。

youdao

My guess is, however, that their demagoguery is working in the sense that the average taxi-cab or beauty-parlor operator probably thinks that raising the top tax rates affect only millionaires and billionaires.

FORBES: Lying With Words As Well As Statistics

When one of their users signs up to an 12-month contract with a network operator like Vodafone or T-Mobile , it's unlikely they will be shopping around for another phone for that time period.

FORBES: Magazine Article

That means its software can do things such as suggesting answers to a call-centre operator or monitoring television channels for words or subjects.

BBC: Profile: Autonomy