proficiency

[prə'fiʃənsi]

n.熟练, 精通

例句与用法:

Any of12 levels of proficiency at the grade of black belt in martial arts such as judo and karate.

段在东方武术中,黑腰带的级别精通达12级中的任一级,如柔道和空手道

词形变化:

名词复数: proficiencies |

详细释义:

n.

精通; 熟练