four fifths五分之四
Full Fifths充分五分之四
parallel fifths平行五度
two fifths五分之二
Fifths Lead五度音
three fifths五分之三
Consecutive fifths连续五度
Successive fifths连续五度
Baby Cart Fifths斩虎屠龙剑5幽冥魔道
ORD（序数词） The fifth item in a series is the one that you count as number five. 第5
Joe has recently returned from his fifth trip to Australia.
乔最近从他第5次澳大利亚之旅返回。
FRACTION（分数词） A fifth is one of five equal parts of something. 1/5
India spends over a fifth of its budget on defence.
印度在国防上支出预算的五分之一以上。
N-SING（单数型名词） If you take or plead the fifth, you take the . 《美国宪法修正案》第五条