瞬间 shùnjiān, [瞬間], in an instant/in a flash 一瞬间 yīshùnjiān, [一瞬間], split second 一瞬 yīshùn, one instant/very short time/the twinkle of an eye 瞬息万变 shùnxīwànbiàn, [瞬息萬變], in an instant a myriad changes (idiom); rapid substantial change 瞬 shùn, to wink 瞬时 shùnshí, [瞬時], instantaneous 转瞬 zhuǎnshùn, [轉瞬], in the twinkling of an eye/in a flash/to turn one's eyes 瞬息 shùnxī, in a flash/twinkling/ephemeral 目不转瞬 mùbùzhuǎnshùn, [目不轉瞬], gazing fixedly (idiom) 瞬发中子 shùnfāzhōngzǐ, [瞬發中子], prompt neutron 瞬发辐射 shùnfāfúshè, [瞬發輻射], prompt radiation 瞬态 shùntài, [瞬態], (physics) (attributive) transient 瞬息之间 shùnxīzhījiān, [瞬息之間], in the wink of an eye/in a flash 瞬时辐射 shùnshífúshè, [瞬時輻射], prompt radiation 瞬膜 shùnmó, nictitating membrane (zoology) 瞬间转移 shùnjiānzhuǎnyí, [瞬間轉移], teleportation 瞬霎 shùnshà, in a blink/in a twinkling