ice up
phrasal verbice over/up | ice something over/up
- to become covered with ice; to cover something with ice
（使）结上一层冰，覆盖着冰 - It was a memorable flight because the wings iced up.
这是一次难忘的飞行，因为机翼结冰了。 - Parts of the river were iced over during the cold spell.
寒潮期间，部分河流结冰。
- It was a memorable flight because the wings iced up.