subs
tance
复数形式
substances
1
物质, 材料
a particular kind of matter in gas, solid, or liquid form
- The chemist carefully poured the substance into the beaker, observing how it reacted with the other chemicals.
化学家小心地将物质倒入烧杯中，观察它与其他化学物质的反应。
- The scientist discovered a new substance that could potentially be used to create more efficient solar panels
科学家发现了一种新的物质，这种物质有可能被用来制造更高效的太阳能电池板。
- In the lab, they measured the density of the unknown substance to determine its composition.
在实验室里，他们测量了未知物质的密度以确定其组成。
- The spill in the laboratory was caused by a volatile substance that needed immediate containment.
实验室的泄漏是由一种需要立即遏制的挥发性物质引起的。
- When heated, the solid substance melted into a clear, viscous liquid.
加热时，固体物质融化成了一种清澈、粘稠的液体。
2
3
物质, 实体
the real physical matter of which a person or thing consists
4
5
实质, 精华
the choicest or most essential or most vital part of some idea or experience
6
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8
物质, 材料
material of a particular kind or constitution