Professor Umbridge was standing stock still, staring at Dumbledore, who continued to smile benignly.

乌姆里奇教授呆立在那里，瞪着邓布利多，他依然在和蔼地微笑。

Having found the place with some difficulty, she went into the doorway, looked up the dirty stairs, and after standing stock still a minute, suddenly dived into the street and walked away as rapidly as she came.

费了好大劲才找到那个地方，她走进门口，抬头看了看肮脏的楼梯，原地站了一分钟后，突然冲到街上，来也快，走也快。