m-

名词 m-:

1. the basic unit of length adopted under the Systeme International d'Unites (approximately 1.094 yards)
   同义词：meter, metre, m
2. concentration measured by the number of moles of solute per liter of solution
   同义词：molarity, molar concentration, M
3. the cardinal number that is the product of 10 and 100
   同义词：thousand, one thousand, 1000, M, K, chiliad, G, grand, thou, yard
4. the 13th letter of the Roman alphabet
   同义词：M, letter m

形容词 m-:

1. denoting a quantity consisting of 1,000 items or units
   同义词：thousand, one thousand, 1000, m, k