It should be easy to scan the letter, and have a logical pro GREssion.

它应该看上去很容易浏览，有一个合理的主次关系。

A cusp is also called a stationary point or point of retrogression gression.

尖点也叫做平稳点或逆行点。

Butt couples blessed with strength and ag GREssion rather than looks are better off having boys, as these characteristics are of more use to males.

比起长相好的夫妇，那些体力更强、更有进取心的夫妇更容易生儿子，因为这些特质对男性更有用。

The research on support vector regression has an important theoretical and applicable significance on function regression(re-gression approximation).

支持向量回归问题的研究，对函数拟合（回归逼近）具有重要的理论和应用意义。

The 1-, 3- and 5-year local tumor pro- gression rates and the 1-, 3- and 5-year accumulative survival rates in the two groups had no significant difference.

两组1年、3年、5年局部肿瘤进展率和累计生存率差异也无统计学意义。 两组均未发现血管、胆管损伤等严重并发症。