polyploidyn.
'pɑlɪ,plɔɪdi
中文n. 多倍体；[遗] 多倍性
词根词源
polyploidy (n.)1922, from German polyploidie (1910), from polyploid, from Greek poly- (see poly-) + -ploid, from comb. form of ploos "fold" (see fold (v.)) + -oid.
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