美 
											[ɪm'piːd]
																
										
							hinder or obstruct the progress or movement of (sb/sth)
																																	"She is impeding the progress of our project"
																															
																																	"obstruct the path"
																															
Our progress had been impeded by a car that blocked the road.
出自: W. Gerhardie
He is holding back the work, and they may throw him out for impeding progress.
出自: A. S. Neill