You can move the anchor of an object with the arrow keys. First enter the handle edit mode and select the anchor. Depending on the type of anchor, you can then move the anchor in different directions.
可以使用方向键来移动对象的标记。首先，进入控点编辑模式并选择标记。然后，可以根据不同的标记类型，沿各个方向移动标记。