Ring Indicate. An RS232 input line that is generally held high by a modem while the telephone is ringing.

振铃提醒，某个RS232输入，通常在电话振铃的时候拥有较高的响应。

youdao

Using it, he has built up a series of tree-ring chronologies from Thailand and Vietnam that indicate a period of severe drought across mainland South-East Asia in the early 1400s.

使用这个标记，他已经建立了从泰国和越南的一系列树木年轮年表，以表明在十五世纪早期横贯大陆和东南亚的一段严重的干旱期。

youdao

However, I will let her possess an exquisite diamond ring, a pair of eardrop, and a necklace, so as to indicate her nobleness as a lady.

但我会让她拥有一枚精致的指戒，一对精致的耳坠和一条晶莹的项链，以此来表明她作为女人的高贵。

youdao

Using it, he has built up a series of tree-ring chronologies from Thailand and Vietnam that indicate a period of severe drought across mainland South-East Asia in the early 1400s.

ECONOMIST: Tree rings are laying bare the climatic history of Asia