ジャパンタイムズ社説集2006年下半期 p104 ~ 108

104. persistent = continuing for a long time

unanimous = ( decision, vote, etc. ) with everyone agreeing

collateral = property promised as security for a debt

106. defy = refuse to obey ( someone or something )

bolster = improve ( something ) by giving support and encouragement

perishable = ( food ) that will decay quickly

sentiment = opinion or feeling ( about something )

108. sum up = end a discussion by giving the main information