動(dòng)詞 dissociate:

1. part; cease or break association with
   同義詞：disassociate, divorce, disunite, disjoint
2. regard as unconnected
   同義詞：decouple
3. to undergo a reversible or temporary breakdown of a molecule into simpler molecules or atoms

1. I want to dissociate myself from my companions.
   我想要與我的同伴斷絕關(guān)系。
2. I wish to dissociate myself from those views.
   我想表明我本人是不贊成那些觀點(diǎn)的。

dis.so.ci.ate

v.（動(dòng)詞）
dis.so.ci.at.ed,dis.so.ci.at.ing,dis.so.ci.ates
v.tr.（及物動(dòng)詞）
To remove from association; separate:
把…分開；使分離，使脫離：
例句：
.Marx never dissociated man from his social environment.(Sidney Hook)
.馬克思認(rèn)為人與社會(huì)環(huán)境絕對(duì)無(wú)法分離開.(悉尼·胡克)

Chemistry To cause to undergo dissociation.
【化學(xué)】 使分離，使游離
v.intr.（不及物動(dòng)詞）
To cease associating; part.
中止聯(lián)系；分開
Biology To mutate or change morphologically, often reversibly.
【生物學(xué)】 突變，變異：經(jīng)受突變或形態(tài)上的改變，常為可逆地
Chemistry To undergo dissociation.
【化學(xué)】 分離，游離

來(lái)源：
Latin dissoci3re dissoci3t-
拉丁語(yǔ) dissoci3re dissoci3t-
dis- [dis-]
dis- [表示.否定，相反.等意]
soci3re [to unite] from socius [companion] * see sek w-
soci3re [將…聯(lián)結(jié)在一起，使成為一體] 源自 socius [同伴，伴侶，朋友] *參見 sek w-

【引伸】
disso.cia.tive
adj.（形容詞）