a sudden realization or new idea
突如其来的领悟或新想法 (tū rún qí lái de lǐng wù huò xīn de xiǎng fǎ)
"She had a light bulb moment while brainstorming for the campaign."
"她在为活动进行头脑风暴时，突然有了一个灵光一现。" (tā zài wèi huódòng jìnxíng tóunǎo fēngbào shí, tūrán yǒu le yī gè **líng guāng yī xiàn**)
to work hard and focus on something
the most vulnerable or insecure part of a system
to annoy or bother someone deeply
to solve small problems or differences
to speak angrily to someone without reason
To change the way past events are interpreted or remembered.
