ad.

1. 正常地
   The important thing is that she is eating normally.

   重要的是她饮食正常。

2. 通常，按惯例
   Normally, the disease lasts about five days.

   这种病通常持续大约五天。

adv.

1. in a normal manner; in the usual way.
2. as a rule.
3. technical at right angles to a given line or surface.