n. （猫发出的）呼噜声；（机器发出的）咕隆声
v. （猫在高兴时）发咕噜声；（机器）发出咕隆声；轻声低语，用柔音表示（purr 的现在分词）
1.After an hour, the purring sounds stopped, and the mouse could only hear the sound of a rooster crowing.
一小时后，猫的咕噜咕噜声没了，老鼠只听到公鸡的叫声。
2.Daniel was sitting on the floor of the pit, surrounded by the lions who were purring quietly.
但以理正坐在深坑里，被平静地发出低叫的狮子们围着。
3.Purring may be linked to the strengthening and repairing of bones, relief of pain, and wound healing.
发出呼噜声或许与骨骼的加固与矫正，减轻疼痛以及愈合伤口有着某种联系。
4.The dog gnawed the bone, turned it over, licked it, and sometimes made a low rumble or growl, similar to a cat's purring.
牠啃着骨头，翻来覆去地舐它，有时还会发出低沉、咕噜咕噜的咆哮声，好像猫儿发出的叫声。
5.I know it was kind of a tender moment back there, but the purring?
我想这是一个温馨的时刻，但是怎么会有咕噜声？
6.He was purring with satisfaction.
他满足地轻声低语。
7.The purring of the freezer had been the sea.
冰箱的蜂鸣声让他感到自己就在海上。
8.I call it purring, not growling, 'said Alice.
我把它称为呜呜，不是咆哮，'爱丽丝说。