Click on the top right anchor point once, and using the arrows on your keyboard move it until it meets with the center point, you should end up with an isosceles triangle.
点选右上方的锚点，用键盘方向键将它移动至中心点的位置，你将得到一个等腰三角形。
A firefighter trained and equipped with the EXO system can quickly deploy the unique anchor and rope, then move rapidly towards an egress point and descend to a lower level.
消防员训练装备EXO系统能快速的展开特有的钩子和绳子，然后很迅速的移动到出口和下降到低层。
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