名詞 rf:

1. a substance produced by the hypothalamus that is capable of accelerating the secretion of a given hormone by the anterior pituitary gland
   同義詞：releasing factor, releasing hormone
2. a radioactive transuranic element which has been synthesized
   同義詞：rutherfordium, unnilquadium, Unq, element 104, atomic number 104
3. a complex neural network in the central core of the brainstem; monitors the state of the body and functions in such processes as arousal and sleep and attention and muscle tone
   同義詞：reticular formation

RF
abbr.（略語）
Radio frequency.
Radio frequency.
Baseball Right field ,right fielder.
【棒球】 Right field,right fielder.