In underground construction, we often use artificially ground freezing method to control soft earth recently.
在地下工程施工中，为强化软弱地层，近年来常采用冻结施工法。
This will prevent the ground from freezing.
这样可以阻止地被冻起来。
It's freezing outside. Look! The ground is frozen.
外面寒冷，看地上结冰了。
It's freezing outside. Look! The ground is frozen.
外面寒冷，看地上结冰了。
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