youdao

The match looks like being a David and Goliath contest.

比赛看上去像是一场力量悬殊的较量。

《牛津词典》

When someone talks about a David and Goliath, he means that a smaller, or weaker, person is trying to fight a very large and strong enemy.

当某个人谈到大卫和歌利亚，他的意思是一个小个的人，或弱者正在打败一个非常高大和强壮的敌人。

youdao

There is no reason the story of David and Goliath should have involved David and Goliath.

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In the Biblical story of David and Goliath, David initially put on a coat of mail and a brass helmet and girded himself with a sword: he prepared to wage a conventional battle of swords against Goliath.

NEWYORKER: How David Beats Goliath

After all, Goliath often wants David as much as David wants Goliath.

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