[qǐ jìn]
vigorously; energetically; enthusiastically; in high spirits;with gusto
									
										work very energetically
										工作很起劲
									
									
									
										go at it with spirit
										起劲地干着
									
									
									
										The more they worked, the more energetical they became.
										他们越干越起劲。
									
									
									
										He warmed up as he went on with his speech.
										他愈讲愈起劲。