可以将当前行想象成一个指针，在这个例子中，该指针固定在接受该操作的行。

The current row can be thought of as a pointer, which in this case is fixed on the row that received the action.

youdao

可以将当前行想象成一个指针，在这个例子中，该指针固定在接受该操作的行。

The current row can be thought of as a pointer, which in this case is fixed on the row that received the action.

youdao