原形是ring:

The two storage rings overlap closely .两个储存环节紧密重合。

With a beating heart he rang the bell .他怀着一颗砰砰乱跳的心上前按门铃。

Why ring me up at this ungodly hour !怎么在这时候打电话给我！

I was on the point of going to bed when you rang ..你来电话时我正要睡觉。

His voice had the ring of exasperation .他的声音带有着恼怒。

Another punch makes his ear ring .又一拳打得他耳朵嗡嗡直叫。

My eyes were on this ring of his .我的眼睛盯着他的宝石戒指。

The circuit is a conventional ring counter .此线路是一个普通的环形计数器。

Please ring me up when she comes .如果她来了，请打电话给我。

Who can be ringing us at this late hour ?谁能在这么晚的时间给我们打电话呢

rung原形

ring美 [rɪŋ]vi. 按铃敲钟回响成环形n. 戒指铃声，钟声拳击场环形物vt. 按铃包围敲钟套住n. (Ring)人名(英、西、德、匈、瑞典、芬)林[

过去式 rang 过去分词 rung 现在分词 ringing]

The telephone rang again when I left the office.在我离开办公室时电话的铃声又响起来。

做名词的就是戒指铃声，钟声拳击场环形物，修饰名词用形容词其余为动词形式可以接宾语的就是及物动词，不可以接宾语的就是不及物动词形式