Morning, light rain is still painstaking work of his sister.

　　今早，小雨妹妹還在不辭辛苦的工作。

　　The transition from planned economy to share system is certainly a painstaking course.

　　從計劃經(jīng)濟到股份制的過(guò)渡自然是個(gè)艱難的過(guò)程。

　　She is making painstaking efforts to learn Chinese.

　　她在刻苦學(xué)習中文。

　　Full marks are hard to come by; you must make painstaking efforts.

　　得到滿(mǎn)分是十分困難的，你必須盡最大努力。