How common it is
关键 appears often in everyday Chinese, so it is worth practicing early and reviewing often.
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Pronunciation focus
Say guān jiàn slowly first, then repeat it in a short phrase. Listen for the tone shape.
Usage note
关键用于描述某件事情或某个因素在解决问题或达成目标时的重要性。
guān jiàn yòng yú miáo huì mǒu jiàn shì qing huò gè fēng yù zài jiě jie wèn tí huò chéng dāi mù biāo shí de zhòng yào xìnɡ.
关键 is used to describe the importance of something or a factor in solving problems or achieving goals.
Context note
关键常用于日常生活中讨论决策、计划和解决问题时。
guān jiàn cháng yòng yú rì chén shēn zhōng d讨 论 jué cè, jì huán hé jiě jué wèn tí shí.
关键 is often used in daily life when discussing decisions, plans, and problem-solving.
5 examples
这个计划的关键是找到合适的合作伙伴。
zhè ge jì huà de guān jiàn shì zhǎo dào hé shì de hé zuò huǒ bàn。
The key to this plan is finding a suitable partner.
关键是保持积极的态度。
guān jiàn shì bǎo chí jī jí de tài dù。
The key is to maintain a positive attitude.
他成功的关键在于坚持不懈的努力。
tā chéng gōng de guān jiàn zài yú jiān chí bú xiè de nǔ lì。
His success was due to his persistent efforts.
关键是要按时完成作业。
guān jiàn shì yào àn shí wán chéng zuò yè。
The key is to finish the homework on time.
这个难题的关键是找到正确的解题方法。
zhè ge nán tí de guān jiàn shì zhǎo dào zhèng què de jiě tí fāng fǎ。
The key to solving this difficult problem is finding the right solution method.
5 mini stories
小明学习的关键是他每天坚持练习。
xiǎo míng xué xí de guān jiàn shì tā měi tiān jiān chí liàn xí。
Xiaoming's key to learning was his daily practice.
妈妈说，做家务的关键是分工明确。
mā ma shuō， zuò jiā wù de guān jiàn shì fēn gōng míng què。
Mom said that the key to doing chores is clear division of labor.
小红成功的关键在于她的好奇心和探索精神。
xiǎo hóng chéng gōng de guān jiàn zài yú tā de hào qí xīn hé tàn suǒ jīng shén。
Xiaohong's success was due to her curiosity and exploratory spirit.
爸爸说，旅行的关键是放松心情。
bà ba shuō， lǚ xíng de guān jiàn shì fàng sōng xīn qíng。
Dad said that the key to traveling is to relax your mind.
小华学习的关键是他找到了适合自己的方法。
xiǎo huá xué xí de guān jiàn shì tā zhǎo dào le shì hé zì jǐ de fāng fǎ。
Xiaohua's key to learning was finding a method suitable for him.