The fear of smallpox, which terrorized the eighteenth century, has no analogy(likeness) today.
A、occurrenceD
暂无解析
Somecosmeticsmanufacturersattempttocapturetherose'sunmistakablefragrance香味insoapsandperfumes.
Incalculatingthedailycalorierequirementsforanindividual,variationsinbodysize,physicalactivity,andageshouldbetakenintoaccount.
TheSalkvaccineisamajorfactorinthefighttoeradicatepolio.
Alllivingorganisms,regardlessoftheiruniqueidentity,havecertainbiological,chemical,andphysicalcharacteristicsincommon.
ThefirstimportantexpositionintheUnitedStateswasheldinPhiladelphiain1876.
