词汇	current yield system
释义	current yield system 连年作业
随便看	entertainment zone entertainmet entertain most evil designs entertain no spirit of revenge entertain offer entertain of sb entertain on a large scale entertain oneself with entertain order entertain poorly entertain respect entertain royally entertain rudely entertains entertain sb as entertain sb.at a banquet entertain sb lavishly entertain sb with entertain some apprehension for entertain someapprehensions for entertain some apprehensions for entertain some apprehensions of entertain the belief entertain the distinguished guests Entertain the guests with refreshments