忙于(某事),勤奋工作;
That, in turn, is creating a plethora of silos, where specialists beaver away, performing an activity that few outsiders understand.
所谓孤岛,就是专家们孜孜不倦地埋头苦干,但他们所从事的活动外行人几乎不明白。
Cranes and bulldozers beaver away throughout the territory, building new high-rises.
起重机,推土机为了建造新的高楼,在这片领地努力耕耘。
These young people beaver away at school.
这些年轻人在学校里用功苦读.
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