t.

名词 t.:

1. a base found in DNA (but not in RNA) and derived from pyrimidine; pairs with adenine
   同义词：thymine, T
2. one of the four nucleotides used in building DNA; all four nucleotides have a common phosphate group and a sugar (ribose)
   同义词：deoxythymidine monophosphate, T
3. a unit of weight equivalent to 1000 kilograms
   同义词：metric ton, MT, tonne, t
4. a unit of information equal to a trillion (1,099,511,627,776) bytes or 1024 gigabytes
   同义词：terabyte, T
5. the 20th letter of the Roman alphabet
   同义词：T, letter t
6. thyroid hormone similar to thyroxine but with one less iodine atom per molecule and produced in smaller quantity; exerts the same biological effects as thyroxine but is more potent and briefer
   同义词：triiodothyronine, liothyronine, T
7. hormone produced by the thyroid glands to regulate metabolism by controlling the rate of oxidation in cells
   同义词：thyroxine, thyroxin, tetraiodothyronine, T