fluctuation
中文来自 ECDICT
- n.
- 变动，波动，动摇
释义（英文）
名词 Noun
- A motion like that of waves; a moving in this and that direction; an irregular rising and falling.
- A wavering; unsteadiness.
- In medicine, a wave-like motion or undulation of a fluid in a natural or abnormal cavity (e.g. pus in an abscess), which is felt during palpation or percussion.