hang on   
phrasal verb with hang verb uk/hæŋ/ us/hæŋ/
  (WAIT)      
 B1 informal稍等一会儿 
to wait for a short time
  Sally's on the other phone - would you like to hang on? 萨莉正在接另一个电话,你能等一会儿吗? 
 Do you need the toilet right now or can you hang on for a while? 你现在就要上厕所还是能再等一会儿呢? 
 Hang on a minute - I'll be with you in a moment! 等一下——我马上就来! 
 - More examples
 - If Elise would just hang on a little longer she'd certainly get the promotion.
 - Hang on a moment, I'll just go and get my diary.
 - He always keeps us hanging on while he tries to find his keys.
 - You'll have to hang on for a while if you want to see Steve. He's just gone out.
 - Hang on a minute! That's not right.
 
  (HOLD)      
 紧握,抓住
to hold or continue holding onto something
  Hang on tight - it's going to be a very bumpy ride. 抓紧点——后边的路会很颠簸。 
 See also: hanger-on 
 - More examples
 - Quick, get the ladder up to him - he says he can't hang on much longer!
 - It was great, hanging on at the back of the bike as we sped along the country lanes.
 - He slipped and was left hanging on to the rope by his hands and one foot, high above the crowd.
 - The climber hung on to the ledge, praying for rescue.
 - Here, you hang on to this end, while I try pushing from the other end.