权威例句
Seventeen Years of Altimetry on the Web: Aviso
High-affinity dextromethorphan binding sites in guinea pig brain. II. Competition experiments.
Composition for targeting, storing and loading of liposomes
Putting the service-profit chain to work
Single-shell carbon nanotubules of 1-nm diameter
Deficiencia nutricional de vitamina B12 en la infa...
Foundations of differential geometry
Quality Ladders in the Theory of Growth.
The Division of Labor in Society (1893)
Aspects of language teaching