pivot：中心，枢轴，核心

来自古法语pivot,绞链，门合页。引申词义中心，枢轴，核心等。

• contradict
• contradiction
• contradictory
• contradistinction
• contraflow
• contraindicate
• contraption
• contrapuntal
• contrary
• contrast
• contravene
• contretemps
• contribute
• contribution
• contrite
• contrivance
• contrive
• control
• controlling interest
• controversial
• controversy
• controvert
• contumacious
• contusion
• conundrum