家庭纷争已经影响到了孩子的情绪。

The family ___strife has affected the children's emotions.

两兄弟之间的持续冲突导致了家庭不和。

The constant ___strife between the two brothers caused family discord.

多年的奋斗之后，他终于实现了自己的目标。

After years of ___strife, he finally reached his goal.