acrophobe

n.恐高症患者；高空恐惧症患者

I am an acrophobe, though not very serious, but I feared such height of steep, standing inside as closely as I would fell into the water of the aqueduct if I moved inside a inch more. 我是个有恐高症的人，虽然不是太紧张，但是在如此的陡峭的地方，站在如此接近只要一小步就会掉入渠道里的水里，仍然让我有些惧怕。