chiasma的音标：chiasma的英式发音音标为：[kaɪ'æzmə]chiasma的美式发音音标为：[kaɪ'æzmə]...

chiasmata的音标：...

chiasma的复数形式为：chiasmata...

Crossing over The exchange of material between homologous chromatids by the formation of chiasmata.交换:同源染色单体之间形成交叉时遗传物质的交换现象....

n.交叉( chiasma的名词复数 )...

n.交叉...