| fetal circulation |
the system of blood vessels and structures through which blood moves in a fetus
출처: wordnet.princeton.edu/perl/webwn
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| feng shui |
rules in Chinese philosophy that govern spatial arrangement and orientation in relation to patterns of yin and yang and the flow of energy (qi); the favorable or unfavorable effects are taken into consideration in designing and siting buildings and graves and furniture
출처: wordnet.princeton.edu/perl/webwn
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| feedback |
the process in which part of the output of a system is returned to its input in order to regulate its further output response to an inquiry or experiment
출처: wordnet.princeton.edu/perl/webwn
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| Fe |
iron: a heavy ductile magnetic metallic element; is silver-white in pure form but readily rusts; used in construction and tools and armament; plays a role in the transport of oxygen by the blood
출처: wordnet.princeton.edu/perl/webwn
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| fetal distress |
an abnormal condition of a fetus; usually discovered during pregnancy and characterized by an abnormal heart rhythm
출처: wordnet.princeton.edu/perl/webwn
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