pains.tak.ing
adj.(形容词)Marked by or requiring great pains; very careful and diligent.See Synonyms at meticulous 辛苦的:要求极大努力的或以极大努力为特征的;非常仔细和勤奋的参见 meticulousn.(名词)Extremely careful and diligent work or effort.努力:极度细心和勤奋的工作或努力
【引伸】
pains.tak.ingly
adv.(副词)