1.karyogamy  2.mixis  3.nuclearfusion  

核的英語翻譯：

hilum; nucleus; putamen; stone
【醫(yī)】 caryo-; caryon; core; karyo-; karyon; kernel; nidi; nidus; nuclei
nucleo-; nucleus

融合的英語翻譯：

merge; mix together; amalgamation; crasis; fuse
【計(jì)】 interinfiltrate
【醫(yī)】 coalesce; coalescence; confluence; confluens; fuse; fusion; fusional
syzygium; syzygy
【經(jīng)】 fusion