ring a bell ringing 按门铃响
It is Thursday morning. Sally is in bed. Suddenly - ring ring! Her phone is ringing - but where is it?
一个星期四的清晨，萨莉还在床上睡觉。忽然，丁零零！她的手机响了。可是手机在哪里呢？
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。
Ring :eg:My ears are ringing .
我的耳朵嗡嗡作响。
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