冷冻 lěngdòng to freeze (food etc)
to freeze (food etc); (of weather) freezing
How to remember 冷冻: 冷 cold + 冻 cold = to freeze (food etc).
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How it is used
- 'To freeze (food)' for preservation - 冷冻食品 (lěngdòng shípǐn) frozen food, 冷冻室 (lěngdòngshì) the freezer compartment.
- Specifically deep-freezing to keep things; contrast 冷藏 (lěngcáng, to refrigerate/chill) which keeps food merely cold, not frozen.