efficiency [i if7.qnsi ]    (¼øÀ§: 4299 - °í2 ¼öÁØ)  
¶æ ´É·Â; ´É·ü
Mean The quality or property of being efficient.
ÆÄ»ý¾î efficient  [Çü]
¿¹¹® 1. efficiency wages (´É·ü±Þ)
2. efficiency test (´É·ü ½ÃÇè)
¡¡