The class remained dumb when the teacher asked a formidable question.

类当老师问一个令人生畏的问题保持沉默。

youdao

The term abstract base class sounds formidable, but actually it is nothing but a class that declares the syntax of one or more of its functions without implementing them.

术语抽象基类听起来可怕，但是实际上没什么，它只是一个类，声明但没有实现它的函数而已。

youdao

The term abstract base class sounds formidable, but actually it is nothing but a class that declares the syntax of one or more of its functions without implementing them.

术语抽象基类听起来可怕，但是实际上没什么，它只是一个类，声明但没有实现它的函数而已。

youdao