elementary substance
常见例句
- Tin is an elementary substance.
锡是一种元素物质。 - The Amount of Substance is regarded as the elementary quantity in the sciences of Physical Chemistry and Molecular Physics.
物质的量是物理化学和分子物理学的基本量。 - The reform of our countrys elementary education curriculum in the new century regards curriculum integration as very important substance and purpose.
我国新世纪基础教育课程改革把课程综合化当作一项重要内容和目标。 返回 elementary substance