He gets cheerful and depressed by turns.

We did the work by turns.

我们轮流干这活.

We went out by twos.

我们两个两个走出去.

People came by twos and threes.

人们三三两两地来了.

He could count by twos.

他已经学会数奇偶数了.

Soon the guests by twos and threes.

不久客人就三三两两地到达了.

The boys come in toghter and go out by twos and threes.

男孩子们一起进来,又三三两两的出去了.

Franklin could count by twos, and tie his shoes.

富兰克林已经学会奇偶数了, 他还学会了自己系鞋带.

They came home from church by twos and threes.

他们三三两两地从教堂回来.

They came to see me by twos and threes.

他们三三两两地来看我.

The children went on an outing hand in hand by twos.

孩子们两两地手拉着手出去郊游.

They walked into the meeting room by twos and threes.

他们三三两两地走进会议室.

We went to the station by twos and threes.

我们三三两两地走向车站.

Generally we pass by value as a copy. So we cannot change them.

一般情况下,我们是传递变量值的一份拷贝, 因而无法改变变量的值.

Describes how to pass strings by value, by reference, in structures, in classes, and in arrays.

描述如何通过值 、 通过引用 、 在结构中 、 在类中和在数组中传递字符串.

YKK makes around half the world's zip fasteners by value , and used to control far more.

吉田大概占有世界上一半的拉链并打算控制更大的市场.

Function objects are passed by reference to const; function pointers are passed by value.

函数对象以常量引用的方式传递; 函数指针则以值的方式传递.

If you want to protect a structure against such modification, pass it by value.

如果要保护结构,避免这种修改, 可通过值来传递结构.

For more information, see Differences Between Passing an Argument By Value and By Reference.

有关更多信息, 请参见通过值传递参数和通过引用传递参数之间的差异.

For more information, see to: Force an Argument to Be Passed by Value.

有关更多信息, 请参见如何: 强制通过值传递参数.

Reference types can be by value or by reference.

引用类型可以通过值或通过引用传递.