The endless rain seemed to dull all sound.

　　連綿不斷的陰雨似乎使所有的聲音都變得沉悶起來。

　　I've had enough of their endless arguing.

　　我聽夠了他們無休止的爭吵。

　　There were endless squabbles over who should sit where.

　　為誰該坐哪兒吵個沒完沒了。