| 单词 | security guard | 
	
		| 释义 | security guard[siˈkjuəriti ɡɑ:d] 
freq. 265 dict. 31 spoken 205 | 
	
		| 随便看 | 
Antigens,CD35Antigens,CD 35Antigens,CD36Antigens,Cd4Antigens,Cd40Antigens,CD41Antigens,CD42aAntigens,CD42bAntigens,CD42cAntigens,CD42dAntigens,Cd44Antigens,Cd45Antigens,CD45RAntigens,CD45R0Antigens,CD45RAAntigens,CD45RBAntigens,CD45ROAntigens,CD49aAntigens,CD49bAntigens,CD49cAntigens,CD49dAntigens,CD49eAntigens,CD49fAntigens,Cd5Antigens,CD51 |