“霜冻”造句

今夜晴，部分地面有霜冻。
It will be a clear night with some ground frost .

上周的霜冻对柑橘种植业是一场大灾难.
The frost last week was a great calamity to the citrus industry.

在冷却系统里加防冻剂以防止霜冻.
Fill the cooling system with antifreeze as a protection against frost.