prespliceosomeWiktionary 原文英美构词拆解prepre-前缀spliceosomespliceosome词干pre-Before; physically in front of. · Before; earlier in time; beforehand.词源说明From pre- + spliceosome.释义名词noun1A collection of proteins that is the precursor of a spliceosome同族词相关词 1prespliceosomal