正襟危坐

zhèngjīnwēizuò

straighten one's clothes and sit properly

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be serious; straighten one's clothes and sit properly

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be serious; starighten one's clothes and sit properly

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zheng4 jin1 wei1 zuo4

to sit upright and still (idiom)

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正襟危坐

zhèng jīn wēi zuò

sit square; be all seriousness; dress well buttoned; sit in great state; sit rigidly upright; sit solemnly as show of respect; sit up properly; straighten one's clothes and sit properly

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正襟危坐|正襟危坐 [zhèng jīn wēi zuò] ► to sit upright and still (idiom)