substance
「substance」的意思
n. 物质，材料；主旨，主要内容；重要性；真实性，可信性；毒品；财富，财产；实质，（实在的）东西；<...
n.物质,实质,主旨,物质,物
「substance」的用法
substance物质 - 化学
「substance」的例句
Water is a substance that is essential for life.
水是维持生命所必需的物质。
The substance in the bottle is a dangerous chemical.
瓶子里的物质是一种危险的化学物质。
Substance abuse can lead to serious health problems.
物质滥用可能导致严重的健康问题。
Scientists study the properties of various substances.
科学家研究各种物质的性质。
The substance in the pill helps to reduce pain.
药片中的物质有助于减轻疼痛。
Substance misuse can have long-lasting effects on the body.
物质滥用可能对身体产生长期影响。
The substance in the air can cause respiratory problems.
空气中的物质可能导致呼吸系统问题。
Substance dependence can be difficult to overcome.
物质依赖很难克服。
The substance in the solution is used in many industrial processes.
溶液中的物质在许多工业过程中都有应用。
Substance testing is an important part of drug development.
物质测试是药物开发的重要部分。