a.

1. 確切的，精確的
   It was difficult to tell her exact age.

   很難說出她的確實年齡。

2. 精確無誤的，精密的
   The scholar is an exact thinker.

   這位學者思維嚴謹。

3. 嚴格的

vt.

1. 強要；勒索
   The kidnappers exacted ransoms for their hostages.

   綁匪勒索人質的贖金。

2. 急需，需要

adj.

▸accurate or correct in all details:

an exact replica.

v.

1. demand and obtain (something) from someone.
2. inflict (revenge) on someone.