1.according to 根据，按照；据…所说

例句:Philip stayed at the hotel, according to Mr Hemming...
据亨明先生所说，菲利普住在旅馆里。

2.between and 在两者之间

例句:It may turn out, however, that some differences both between and within groups are quite marked.
然而，各种群之间和各种群内部的部分差异性也许最终会被明显地标记出来。

3.hold down 固定；限制；镇压

例句:Growth has become less job-intensive, so the economy needs to grow faster to hold down unemployment.
经济增长变得不那么就业导向，所以经济需要增长更快以压低失业率。

4.claim to 自称、承认

例句:Only the opening sequence could claim to be genuinely innovatory.
只有开场片段能称得上是真正的创新。