相关单词同义词immediate, urgent, emergency, hot, pressing, moment, breath, second, 近义词n. flash, moment临近词instantaneous, instance, instanter, instanton, instantan, instantial, instantize, Instantlod, instant on, instantane, instant hit, instant tea相似词installer, installment plan, instalment, instance, instant messaging, instant replay, instant runoff, instant-message, 返回 instant