一、详细释义：
v.
搅动，摇动 [T]
例句：
Pour the powder into the solution and agitate it until the powder has dissolved.
将粉末倒入溶液并摇动，直到粉末溶解。
例句：
Ella pours in the chemicals and begins agitating the tank.
埃拉倒进化学制剂，然后用力搅动桶里的液体。
鼓动，煽动 [I,T]
例句：
They were agitating against reform.
他们鼓动反对进行改革。
例句：
The paper agitated for better housing.
这家报纸鼓吹要改善住房条件。
使不安，使激动 [T]
例句：
Her speech agitated the crowd.
她的演说使群众情绪激动。
例句：
I was agitated at the news.
这个消息使我焦虑不安。
二、词义辨析：
upset,agitate,disturb,perturb
这些动词均有“使不安，使心烦意乱”之意。upset最普通，最通俗用词，侧重失去精神上的平静，心理上完全丧失平衡。agitate侧重指内心的焦虑，难于控制，表露于外。disturb指因某人的行动、扰乱、妨碍安静等而使人不得安宁。perturb书面语用词，指使人焦急烦恼，扰得心情不安。
三、参考例句：
Agitate the mixture to dissolve the powder.
搅动混合物而使粉末溶化。
Agitate the green liquor in the dissolving tank relevantly.
适当搅拌溶解槽中的绿液。
They sent agents to agitate the local people.
他们派遣情报人员煽动当地的民众。
Pour the powder into the solution and agitate it until the powder has dissolved.
将粉末倒入溶液并摇动，直到粉末溶解。
A small but influential minority of public leaders continued to agitate for entrance into the League of Nations.
人数不多但很有影响的一群少数派大众领袖继续鼓动加入国际联盟。