| 单词 | rip valve | 
| 释义 | > as lemmasrip valve   rip valve  n. ΚΠ 1907    Jrnl. Soc. Arts 19 Apr. 602/2  				By means of the rip valve they were able to come down pleasantly and easily. 1981    Associated Press Newswire 		(Nexis)	 9 Oct.  				I went to pull the rip cord .to open the rip valve and release our helium. < as lemmas  | 
	
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