1.conflict:n.斗争, 冲突 vi.抵触, 冲突
指争斗、冲突、处理相抵触法律的法律、矛盾、争端、战争也可以用
Hundreds died in the conflict.
数百人在冲突中死亡。
Are trade and environment in conflict?
贸易和环境有冲突吗？
His words are in conflict with his deeds.
他的言论和行动不一致。

clash:n.冲突, 撞击声, 抵触v.(使)发出撞击声, 猛撞, 冲突
指观念冲突或者是金属撞击发出的叮叮声
Principles often clash with interests.
原则常与利益冲突。
They heard the clash of swords.
他们听到刀的碰撞声。
The clash of arguments between them is unavoidable.
他们议论的冲突是无可避免的。
His opinions clash against yours.
他的观点和你的相抵触。

cut out:
1.删去
Cut out all the vulgar expressions.
删去所有粗俗的用语。
2.关掉
Cut out the engine, will you?
把发动机关掉好吗?
3.安排
These are the tasks cut out for this week.
这些是安排在这星期做的工作。

self-serving:
形容词 a.
1.自私的
Love is self-serving or self-giving?
爱情是自私的还是无私的