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Từ điển WordNet v3.1 - WordNet Dictionary
ultracentrifuge
a high speed centrifuge used to determine the relative molecular masses of large molecules in high polymers and proteins (Freq. 3)
• Hypernyms:
centrifuge, extractor, separator
subject to the action of an ultracentrifuge
• Derivationally related forms:
ultracentrifugation
• Hypernyms:
centrifuge, centrifugate
• Verb Frames:
- Somebody ----s something
- Something ----s something
- Somebody ----s something PP
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