A third group are known as crepuscular: they thrive in the low light of dawn and dusk and remain inactive at other hours.

第三组被称为黄昏组：他们在黎明和黄昏的微光中茁壮成长，而在其他时间则不活跃。

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Basic cancer science, Mukherjee believes, has revealed not another false dawn but a light at the end of the historical tunnel.

慕克吉坚信，基本的癌症科学揭示出的不再是一个虚假的黎明而是历史隧道出口的光芒。

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We can now see the light of dawn on the horizon.

人们看到了曙光。

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This morning, in the half light of dawn, the surf seems a little higher than normal but not much higher.

NPR: Tsunami Warning Rattles Nerves Along Calif. Coast

He woke with the first light of dawn.

NEWYORKER: The Insufferable Gaucho

Mr Stratoulis had said the men identified themselves as members of the Golden Dawn party before the attack, in which he suffered only suffered light injuries.

BBC: Greek MP 'attacked by far-right Golden Dawn'