Revolutions Per minute
中文翻译
每分钟转速, 每分钟转数
[机] 每分钟转数
常见例句
1
n the cardinal number that is the sum of seventy and eight n a shellac based phonograph record that played at 78 revolutions per minute s being eight more than seventy
2
a shellac based phonograph record that played at 78 revolutions per minute s