Whencarbonisaddedtoironintheproperproportions,theresultissteel.
A、containerIn1974HenryAaronbrokeBabeRuth'smonumentallifetimerecordof714homeruns.
Blue－greenalgaegrowabundantlyinsaltmarshes.
Formulatedin1823,theMonroeDoctrineassertedthattheAmericaswerenolongeropentoEuropeancolonization.
Oneofthegreatestbreakthroughsforprofessionalwomencamein1973whenthefieldofbankingopenedupforthem.
Inliterature,caricatures讽刺画usuallycontainverbalexaggerationthroughwhichthewriterachievescomicandoftensatiric讽刺effects.
