Phrase
corona discharge
电晕放电
an electrical discharge that occurs when a strong electric field ionizes the surrounding air, often producing a faint glow
- 1.
The ionization of air (or any other fluid) surrounding an electrically energized conductor, as a result of a strong electric field.
由于强电场导致电流周围空气(或其他流体)的电离
由于强电场导致电流周围空气(或其他流体)的电离
In use
During the storm, we could see a faint corona discharge around the power line.
The engineer explained that corona discharge can cause a humming sound near high-voltage cables.
Scientists measure corona discharges in the laboratory to study electric fields.
corona discharge + verb (occurs/happens)
Corona discharge occurs when the electric field is strong enough.
当电场足够强时，就会发生电晕放电。
produce/generate + corona discharge
High voltage can produce corona discharge around conductors.
高电压可以在导体周围产生电晕放电。
corona discharge in/from + noun
Corona discharge in air is often visible as a faint glow.
空气中的电晕放电通常呈现微弱的辉光。
Common mistakes
The high voltage line is corona discharging.The high voltage line is producing a corona discharge.
电晕放电是名词短语，不能直接作动词。应使用 produce/exhibit/generate 等动词加 a corona discharge。
Corona discharge can occur inside the cable.Corona discharge can occur around the cable.
电晕放电发生在导体周围的空气介质中，而非电缆内部。应使用介词 around 或 on the surface of。
Connections
Word family
- corona discharges
- plural
Learner notes
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.