an impulsion to do sth
表示做某事的强烈冲动。
He felt a sudden impulsion to leave the room.
他突然感到一股离开房间的冲动。
推动力；原动力
impulsions — plural of impulsion
冲击；突然的推动；推动或驱动的行为,或被推动的状态；一个物体对另一个物体的突然或短暂作用力；推动力或冲动；对心灵产生意外或暂时影响的力量；突然的动机或影响；冲动；冲动；冲击
a force that moves something along
推动或驱动的行为,或被推动的状态；一个物体对另一个物体的突然或短暂作用力；推动力或冲动
The act of impelling or driving onward, or the state of being impelled; the sudden or momentary agency of a body in motion on another body; also, the impelling force, or impulse.
对心灵产生意外或暂时影响的力量；突然的动机或影响；冲动
Influence acting unexpectedly or temporarily on the mind; sudden motive or influence; impulse.
His sudden impulsion to quit his job surprised everyone.
他突然辞职的冲动让所有人感到惊讶。
用法提示：这里的impulsion表示一种突然的、强烈的冲动，是名词。
The new policy gave an impulsion to economic growth.
新政策为经济增长提供了推动力。
用法提示：这里的impulsion意为推动力，指促使事物发展的力量。
The impulsion of the crowd sent him stumbling forward.
人群的冲击力让他踉跄向前。
用法提示：这里的impulsion指突然的推力或冲击。
表示做某事的强烈冲动。
He felt a sudden impulsion to leave the room.
他突然感到一股离开房间的冲动。
表示某物的推动力或冲击力。
The impulsion of the waves eroded the cliff.
海浪的冲击侵蚀了悬崖。
grammar · medium
易错句子His impulsion behavior annoyed me.
正确表达His impulsive behavior annoyed me.
'impulsion'是名词，而这里需要形容词来修饰'behavior'，应改为'impulsive'。
grammar · medium
易错句子He had an impulsion to shout.
正确表达He had an impulse to shout.
表示突然的欲望时，通常用'impulse'而非'impulsion'，后者多指推动力或原动力。
impulsion强调内在的推动力量，而impulse更常指突然的冲动或神经冲动，日常使用更频繁。
impulsion指推动的力量或原动力，momentum则指运动中的动量或持续发展的势头，更偏物理或进展。
Choose the next layer that will help you use impulsions with more confidence.
Recommended next
Missing: Collocations
Complete this area with collocations.
Includes Context & register & Memory tip
Analyze the context and learn memory tricks to remember it.
More ways to explore
Includes Synonyms & Antonyms
Expand your vocabulary with synonyms and antonyms.
Includes Spelling & sound
Explore words with similar spelling endings or sounds.
Includes Word components & Thematic vocabulary
Learn how to build related words using roots, prefixes, and thematic clusters.
Includes Idioms & Cultural references
Discover idioms, slang, and famous pop culture quotes.
Dictionary facts from ECDICT, WIKTIONARY.