同样地,介于范围上下限中间的值会将卷动方块的前缘置于卷轴中间。
Similarly, a value halfway between the bottom and top of the range places the leading edge of the scroll box in the middle of the scroll bar.
同样地,介于范围上下限中间的值会将卷动方块的前缘置于卷轴中间。
Similarly, a value halfway between the bottom and top of the range places the leading edge of the scroll box in the middle of the scroll bar.
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