substances
美:/ˈsʌbstəns/
英:/'sʌbstəns/
n.:
物质；【哲】实体；实质；(故事等的)要旨
网络:
化学物质；内容；本质
词形变换: (复数) substances
例句
1.
You could test a variety of substances to see which ones have the best heat retention.
您可以测试各种不同物质，看看哪种具有最佳的热保持性。
2.
Chemical constituent analysis showed that thioether compound might be one of insecticidal substances in A. sativum and A. cepa.
成分分析表明硫醚类化合物可能是大蒜和圆葱中含有的杀虫活性物质之一。
3.
Peptides are short oligomer and polymer substances made up of two or more amino acids linked in a chain.
肽是短的寡聚物或两个及以上氨基酸连接成的肽链组成的聚合体。
4.
The results directly proved that L-LPS was one of the important pathogenic substances of leptospira.
实验结果表明L-LPS是钩端螺旋体主要致病物质之一。
5.
The use of any and all banned substances within the workplace at the company is strictly prohibited.
严禁在公司内工作场所使用任何及所有违禁物质。
6.
It applies to the larger temperature difference between the two substances, used for high temperature and low turbidity measurements.
它适用于两种物质之间的温差较大，高温和低浊度测量。
7.
The first involved a gene called DRD2 which affects how much pleasure we get from alcohol and cigarettes and other addictive substances.
第一组基因被称为多巴胺-D2，它直接影响了人体能从例如烟草、酒精这样易上瘾的物质中所获取的快感。
8.
It is not always easy to separate a mixture Of liquids into pure substances by fractional distillation.
采取分馏的办法把一种混合的液体分成纯物质，总是不容易的。
9.
stable and did not abuse substances, but they were considered to be cognitively disabled and chronically ill.
在收纳期间，受试者的症状是稳定的，而且没有滥用药物，但是被诊断为认知失能及慢性异常。
10.
The result showed that among the lipid substances we extracted, most compositions which had stronger antimicrobial activities are alkanes.
结果表明，抗菌活性较强的物质中大多是烷烃类物质。