基本解釋[無化] 單質英漢例句雙語例句Tin is an elementary substance.錫是一種元素物質。The Amount of Substance is regarded as the elementary quantity in the sciences of Physical Chemistry and Molecular Physics.物質的量是物理化學和分子物理學的基本量。The reform of our countrys elementary education curriculum in the new century regards curriculum integration as very important substance and purpose.我國新世紀基礎教育課程改革把課程綜合化當作一項重要內容和目標。elementary substance更多例句詞組短語短語elementary morphism substance 元素物質name of elementary substance 單質名稱density of solid elementary substance 固體單質密度elementary substance更多詞組專業(yè)釋義化學單質