steric

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数据源: ai_enrichment
steric 是一个形容词,主要描述分子或原子在空间中的排列、位置或立体结构,常用于化学和生物学领域。

用法要点

句型搭配

steric 通常用作定语形容词,修饰名词如 hindrance、effect、factor 等,描述空间或立体化学特性。

• steric hindrance
• steric effect
• steric factor

介词用法

steric 常与介词 due to、because of 或 in terms of 连用,解释原因或从特定角度分析。

• due to steric hindrance
• because of steric effects
• in terms of steric factors

语域说明

steric 是专业术语,主要用于学术、科学或技术语境,如化学、生物学、材料科学,日常对话中较少使用。

• in chemical reactions
• in molecular biology
• in material science

基础例句

The large molecule caused steric hindrance, slowing down the reaction.

这个大分子引起了空间位阻,减慢了反应速度。

In chemistry class, we learned about steric effects on molecular shape.

在化学课上,我们学习了立体效应对分子形状的影响。

The drug's effectiveness depends on steric factors in the body.

这种药物的有效性取决于体内的空间因素。

高级例句

The research paper discusses steric hindrance in enzyme catalysis, highlighting its impact on reaction rates.

这篇研究论文讨论了酶催化中的空间位阻,强调了其对反应速率的影响。

In pharmaceutical development, steric factors are critical for optimizing drug binding to target proteins.

在药物开发中,空间因素对于优化药物与靶蛋白的结合至关重要。

The conference presentation analyzed steric and electronic contributions to molecular stability in advanced materials.

会议报告分析了在先进材料中,空间和电子因素对分子稳定性的贡献。

高频搭配

adjective

steric hindrancesteric effectsteric factorsteric strainsteric bulk

noun

steric propertiessteric interactionssteric constraintssteric requirementssteric environment

verb

cause steric hindrancereduce steric effectsanalyze steric factorsovercome steric constraints

adverb

sterically hinderedsterically demandingsterically favorable

preposition

due to stericbecause of stericin terms of steric

phrase

steric hindrance effectsteric and electronic factorssteric protection groups

常见错误

❌ 错误:The steric is important in chemistry.
✓ 正确:Steric factors are important in chemistry.

steric 是形容词,不能直接用作名词;应使用 steric factors 或类似名词短语。

❌ 错误:This molecule has a steric.
✓ 正确:This molecule exhibits steric hindrance.

steric 描述特性,通常需要与具体名词如 hindrance 搭配,以表达完整概念。

近义词辨析

spatial

spatial 更通用,指一般空间关系;steric 特指分子或原子层面的空间排列,常用于科学领域。

Spatial arrangement affects room design, while steric arrangement influences chemical reactions.

structural

structural 强调整体结构或组织;steric 聚焦于空间位置和立体化学方面,是 structural 的一个子集。

Structural analysis includes bond types, but steric analysis focuses on molecular shape and crowding.