concentration中文

n.
1.集中。
2.【化學】提濃，蒸濃，濃縮；濃度；稠密度；【礦物】汰選，選礦，富化。
3.集中注意，專心。
+更多解釋...短語和例子
multi-stage ore concentration多段選礦法。 with deep concentration專心。

• concentration of no:    一氧化碳濃度
• concentration on:    注意力集中于
• a concentration of flights:    一次集中飛行

例句與用法

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1. She wrinkled her brows in concentration .
   她蹙額皺眉，陷入沉思。
2. S is the concentration of unpaired nucleotides .
   S是不配對的核苷酸的濃度。
3. Freckles are simply concentrations of melanin .
   雀斑不過是高濃度的黑色素。
4. This concentration is not dissipated by agents .
   這一濃縮不會被媒介所沖淡。
5. Some of the concentrations are negligibly small .
   某些濃度小到可以忽略不計。

英文釋義

名詞

1. strengthening the concentration (as of a solute in a mixture) by removing diluting material
2. bringing together military forces
3. great and constant diligence and attention
   同義詞：assiduity, assiduousness
4. the strength of a solution; number of molecules of a substance in a given volume
5. the spatial property of being crowded together
   同義詞：density, denseness, tightness, compactness
6. complete attention; intense mental effort
   同義詞：engrossment, absorption, immersion
7. increase in density