adv.費(fèi)力地；苦心地

He's always painstakingly at his books. 他總是在埋頭苦讀。

His book is engaging and painstakingly reported. 他的作品生動有趣、報道詳實。

He advocates painstakingly that buys down this base. 他極力主張買下這塊地基。

The cause they contrived so painstakingly also ended in failure. 他們慘淡經(jīng)營的事業(yè)也以失敗而告終。

Success always goes to those who do their job painstakingly. 成功永遠(yuǎn)屬于用心做事的人。