bù jiǎ sī suǒ
(idiom) to act without taking time to think; to react instantly; to fire from the hip
不
bù
no; not so
假
jiǎ
variant of 假[jia3]
思
sī
to think
索
suǒ
abbr. for 索馬里|索马里[Suo3 ma3 li3], Somalia
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