撮盐入火[cuō yán rù huǒ]
词典cast salt into fire -- to have an irascible temperament：撮盐入火。
词典of an impatient disposition：撮盐入火。
撮盐入火[cuō yán rù huǒ]
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（比喻性情急躁） cast salt into fire -- to have an irascible temperament; of an impatient disposition