a.

1. 被动的；消极的
   His response was passive.

   他的反应是被动的。

2. 顺从的，顺服的
   The slaves gave passive obedience to their master.

   奴隶们乖乖地服从他们的主人。

3. 【语】被动的；被动语态的[Z]
4. 【化】惰性的；耐腐蚀的[Z]

n.

1. 【语】被动语态[U]
2. 【语】被动态的动词[C]

adj.

1. accepting or allowing what happens or what others do, without active response or resistance.
2. Grammar  denoting a voice of verbs in which the subject undergoes the action of the verb (e.g. they were killed as opposed to he killed them). The opposite of active.
3. (of a circuit or device) containing no source of energy or electromotive force.
   ▸(of radar or a satellite) receiving or reflecting radiation rather than generating its own signal.
4. Chemistry  unreactive because of a thin inert surface layer of oxide.

n.