HSK 7-9
冷却
lěngquè动
(lit. and fig.) to cool
热汤冷却后才能放进冰箱。
Rètāng lěngquè hòu cáinéng fàngjìn bīngxiāng.
Hot soup can be placed in the refrigerator only after it cools.
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Appears across levels (7-9) in the HSK 3.0 word list.