Word · Frequency #8693
volatile
挥发性物质;易挥发物
核心释义
A chemical or compound that changes easily into a gas; a volatile substance.
- 1.
易挥发物质;易变成气体的化合物
A chemical or compound that changes into a gas easily.
- 2.
易挥发物质;易从固体或液体变为气体的物质
a volatile substance; a substance that changes readily from solid or liquid to a vapor
- 3.
易失变量;其相关内存随值变化立即更新
A variable that is volatile, i.e. has its associated memory immediately updated with any change in value.
易失变量;volatile变量;易挥发物质;易变成气体的化合物;易挥发物质;易从固体或液体变为气体的物质;易失变量;其相关内存随值变化立即更新;有翅动物
用法In use
A volatile such as acetone should be kept in a tightly closed container.
用法提示:volatile 是名词,指易挥发的物质,a volatile 表示这类物质中的一个。
The lab technician heated the mixture to separate the volatiles from the residual liquid.
用法提示:volatiles 是 volatile 的复数形式,作动词 separate 的宾语。
These volatiles give the paint its strong smell, so open the windows when you use it.
用法提示:volatiles 作主语,指多种挥发性化学物质。
it was heated to evaporate the volatiles
the volatile + verb
使用定冠词特指某种挥发物。
The volatile evaporates quickly in the open air.
这种挥发物在开放空气中迅速蒸发。
相关词与表达Connections
搭配Collocations
- volatile content
- 挥发物含量
- The volatile content of the coal is 30%.煤的挥发物含量为30%。
- volatile matter
- 挥发分
- High volatile matter indicates good combustion.高挥发分表示燃烧性能好。
- volatile recovery
- 挥发物回收
- The volatile recovery system captures emissions.挥发物回收系统捕获排放物。
- volatile emissions
- 挥发物排放
- Industrial processes must control volatile emissions.工业过程必须控制挥发物排放。
流行文化与引用
学习提示Learner notes
记忆技巧Memory Tip
vola 像 volcano(火山),火山喷发的物质易挥发。
语境与语域Context & Register
语域:formal 常见场景:化学、实验室、科学、工业 名词 volatile 通常用于科学或技术语境,多指易挥发的化学物质,属于正式用语。
语法说明Grammar Note
可数名词,常指易挥发的化学物质。
用法优先级Usage priority
Collins 词频等级为 2,建议结合例句记忆,而不是只背中文释义。
一起学习词形Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY, WORDNET.