This image, like many Hubble images, has a curious stair-step shape.
这幅图像如同很多其他哈勃图像，具有奇异的阶梯状外形。
Clutch stair armrest, move carefully step by step.
抓紧楼梯扶手，一步步谨慎地移动。
Lucky Mouse fell off a 1000-step stair and was not hurt. Why?
幸运鼠从1000 级的台阶上摔下来却安然无恙，为什么？
You fell off a 1000-step stair and were not hurt. why?
你从1000级台阶的楼梯上摔下来却没受伤，为什么？
You fell off a 1000-step stair and were not hurt. why?
你从1000级台阶的楼梯上摔下来却没受伤，为什么？
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