assiduous
adj. 勤勉的；刻苦的
副词：assiduously 名词：assiduousness
近义词：sedulous，persevering，diligent，industrious，attentive，tireless，hard-working，unremitting，persistent，tenacious，constant，continuous，patient，studious，indefatigable，devoted，untiring，plodding，earnest，fussy，enterprising，
英英释义
Adjective
- marked by care and persistent effort;
"her assiduous attempts to learn French" "assiduous research" "sedulous pursuit of legal and moral principles"
例句
用作形容词(adj.)
- He was assiduous in performance of duty.他勤勉地履行职责。
- The book was the result of ten years of assiduous research.那本书是十年苦心钻研的成果。