two-part

n.

三分之二；

1. Part II requires Part I for its foundation, but Part I becomes strengthened through a study of part II, each part reinforcing the other.
   第二部分需要第一部分作为它的基础，而通过第二部分的学习又使第一部分得到巩固，两部分相互补益。

Much ado about two: reconsidering retransformation and the two-part model in health econometrics.
Too much ado about two-part models and transformation? Comparing methods of modeling Medicare expenditures.
Arcuate apparatus for applying two-part surgical fasteners
Apparatus for applying two-part surgical fasteners
A Two-Part Random-Effects Model for Semicontinuous Longitudinal Data
Monte Carlo evidence on the choice between sample selection and two-part models
On the choice between sample selection and two-part models ☆
UvrD Helicase Unwinds DNA One Base Pair At A Time By A Two-Part Power Stroke
A Disneyland Dilemma: Two-Part Tariffs for a Mickey Mouse Monopoly
Two-Part Texture Mappings