We should sum up experience, draw the lesson .

我们应当从中总结经验，吸取教训。

youdao

They can help the masses to organize production and to sum up experience.

他们可以帮助群众组织生产，帮助群众总结经验。

youdao

Objective To review and sum up experience of surgical repair of single ventricle.

目的回顾总结单心室的手术治疗经验。

youdao

White-washed mansions no higher than four floors, students from the respected Kiev-Mohyla Academy and street markets amid decrepit Soviet homes sum up the whole experience of being in Kiev: a bit eclectic, somewhat Soviet and still struggling between West and East.

BBC: Weekend in Kiev