showing steady careful effort
"a diligent (or patient) worker"
"with persevering (or patient) industry she revived the failing business"
"a diligent detective investigates all clues"
"a diligent search of the files"
Although he complains of his courses he is a very diligent boy.
出自: F. Tuohy
以上内容独家创作,受著作权保护,侵权必究
海词词典,十七年品牌