n.提示，建议，标志，迹象，兆头，动向，(刻度盘的)指针，指示杆，指针（光标），指示犬

原形：pointer复数：pointers

She pointed at the door with her finger.
她用手指着门。
The programmer passed a pointer to the function, so it could access the data.
程序员将指针传递给函数，以便它能访问数据。
He used a pointer to navigate through the array of numbers.
他通过指针在数字数组中导航。
In C++, a pointer is a memory address that holds the reference to an object or variable.
在C++中，指针是存储对象或变量内存地址的变量。
A pointer can be null, indicating it doesn't point to any valid memory location.
指针可以为null，表示它不指向任何有效的内存位置。
She manipulated the pointer to move the cursor on the screen.
她操作指针以在屏幕上移动光标。
The programmer dereferenced the pointer to access its value.
程序员解引用指针以获取其值。
In computer graphics, a vertex pointer is used to efficiently send data to a graphics card.
在计算机图形学中，顶点指针用于高效地向图形卡发送数据。
The memory leak occurred because a pointer was not properly deallocated after use.
内存泄漏发生是因为使用后没有正确释放指针。
The dynamic allocation of memory uses pointers to request and manage space as needed.
动态内存分配使用指针来请求和管理所需的内存空间。