补偿交叉

compensating chiasma的用法和样例：

例句

From the time since humans have had consciousness, the two categories have had the relationship of chiasma and penetration.所以自古以来就在两者之间有了一种交叉互渗的联系。
The chiasmata can slip off the ends of the bivalents, and thus chiasma frequency may be reduced by terminalization.有时交叉可以从二价体末端处滑开，因此移端过程可以降低交叉频率。

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