| 释义 |
ˈsubtriple, a.
[ad. late L. subtriplus: see sub- 10 and triple a.]
1. Math. That is one third of a quantity or number; denoting a proportion of 1 to 3; (of a ratio) of which the antecedent is one third of the consequent.
1644Digby Nat. Bodies viii. §6. 60 Which must be in sub⁓triple proportion of the diameter of the sunne to the diameter of the great orbe. a1696Scarburgh Euclid (1705) 180 As 13 to 4 inverted, is 4 to 13 viz. Subtriple sesquiquartal. 1719Quincy Compl. Disp. 14 The Proportion of White Lead to Lead itself comes out still less, i.e. sub-triple. 1728Chambers Cycl.
2. sub-triple spot, a moth (see quot.).
1832J. Rennie Butterfl. & M. 179 The Sub-triple Spot (Paramesia subtripunctulana). |