presynapticWiktionary 原文英美构词拆解prepre-前缀synapticsynaptic词干pre-Before; physically in front of. · Before; earlier in time; beforehand.词源说明From pre- + synaptic.释义形容词adjective1(cytology) In a synapse, of or pertaining to the neuron that releases neurotransmitter into the synaptic cleft.同族词派生词 1presynaptically相关词 2