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科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

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free fatty acid	free fatty acid	free fatty acid	free fatty acid--free fatty acid（FFA）	free fatty acid--free fatty acid（FFA）
free fatty acid（FFA）	free fatty acid（FFA）	free field	free field	free-field correction curve
free field particle acceleration	free-field reciprocity calibration	free fiscal reserve	free flagellum	free flight
free flight	free-flight angle	free flight model	free flight phase measurement	free-flight trajectory
free flight wind tunnel	free float	free floating	free floating exchange rate	free floating exchange rate
free floating exchange rate	free floating exchange rate system	free floating exchange rate system	free floating of capital	free floating vertical plate
free floating wave power buoy	free-flooding	free flow	free flow	free flow
free-flowing	free flowing bore	free flowing bulk material container	free flowing bulk material container	free-flowing design
free flowing dynamite	free-flowing powder	free flow of trade	free-flow speed	free-flow speed
free flying robot	free foreign exchange	free form	free form	free-for-service plan
free-free absorption	free-free absorption	free free collision	free-free emission	free-free state
free-free transition	Free French	Free French	free from all average	free from all average (FAA)