alerting

英文解釋：

名詞 alerting:

1. a state of readiness to respond
   同義詞：alertness
2. a warning serves to make you more alert to danger
   同義詞：alert

動詞 alert:

1. warn or arouse to a sense of danger or call to a state of preparedness
   同義詞：alarm, alert

英文造句：

1. An alert listener will have noticed the error.
   耳朵尖的人能聽出這個錯。
2. In telephony, the use of tones to transmit supervisory, address and alerting signals over a circuit.
   在電話技術中，利用音調在電路中傳送監控、地址和報警信號的做法。