murmur例句

The piano music mixes with the murmur of conversation.
钢琴的弹奏声混杂着低低的交谈声。

The doctor said James had now deve-loped a heart murmur.
医生说詹姆斯的心脏有杂音。

The droning murmur of the doctor's voice in the bedroom had ceased.
卧室里医生喋喋不休的低语声已经停下了。