冷凍
freezing
～包裝frozen pack/～法freezing method /～機refrigerator;freezer/～劑refrigerant;cryogen;coolant/～精液frozen semen/～治療cryotherapy; cold therapy/～麻醉cryoanesthesia/～室chilling chamber;freezer compartment/～食品frozen food /～手術cryosurgery/～壓縮機refrigerant compressor