I'll give a prize to the best idea. Talking of good ideas, here's one to break the ice at a wedding reception.

我将奖励最佳主意。说起好主意，这里就有一个，能活跃婚礼气氛。

《柯林斯英汉双解大词典》

Complimenting someone on their garment is also a great way to break the ice.

赞美别人的衣服也是打破沉默的好办法。

youdao

If he stepped there, he might break through the ice into a pool of water.

如果他踩在上面，就可能把冰面踩破然后掉到水里。

youdao

It made the ice thin. If he stepped there, he might break through the ice into a pool of water.

VOA: special.2010.05.01

Researchers from Warwick University, writing in the British Journal of Psychology, said that dogs gave people a safe topic of conversation with which to break the ice with a stranger.

BBC: Dogs help you make friends

Men, perhaps lonely or simply shy, could break the ice by asking a woman to dance.

ECONOMIST: Kathryn Murray

Freeze dates are defined as the observed period when a lake or river was completely ice-covered, and break-up dates as the last ice break-up seen before the summer open-water phase.

BBC: Ice records reveal warming trend