vt.

1. 指示；指出[+（that）][+wh-]
   The light above the elevator indicated that the elevator was then at the fifteenth floor.

   电梯上方的灯指示那时电梯在十五楼。

2. 表明；象征；暗示[+（that）][+wh-]
   His hesitation indicates unwillingness.

   他的犹豫表明不愿意。

3. 【医】显示必须作……的治疗；使成为必要[H]

vi.

1. （人，车）亮起指示灯表示转向

v.

1. point out; show.
   ▸be a sign or symptom of; strongly imply.
   ▸state briefly or indirectly.
   ▸(of a gauge or meter) register a reading of.
2. suggest as a desirable or necessary course of action:
   treatment for shock may be indicated.
3. Brit. (of a driver) use an indicator to signal an intention to change lanes or turn.