一旦应用程序变量被绑定到某个参数标记，这种关联就会一直保持下去，直到相应的语句句柄被释放。

Once an application variable is bound to a parameter marker, the association remains until it is overridden or until the corresponding statement handle is freed.

youdao

杠杆的驱动器允许用户对一个句柄推动保持连续的抓地力。

The drive levers allow the user to push against a handle, maintaining a continuous grip.

youdao