動詞 hold the line:

1. hold the line on prices; keep the price of something constant
2. hold the phone line open
   同義詞：hang on, hold on

1. Mr. Zhang, will you hold the line, please?
   張先生，請稍等一會兒好嗎？
2. Hold the line please, I'll see if he is in.
   請稍等，我去看看他是否在。
3. Hold the line, please.
   請別掛斷電話。
4. Hold the line while I see if she's here.
   請別掛斷電話，我去看她在不在。