词汇	paper letters
释义	paper letters 纸质信函
随便看	Investors world-wide are stashing bullion invest-output model invest portfolio invest proportion invest proportion models Invest return invest risk invest risk analysis investronica investry invests invest savings invest sb in an office invest sb.with full power invest sb with sth invest scale invest shell casting method invest shell thermal deformation tester invest shell thermal dilatometer invest shell thermal permeability tester invests in investstone inveterate hatred; deep-seated hatred inveterate hatred for the enemy inveterate hostility