2. The choice of a
non-finite verb form after the main verb in an English clause has been one of the trickiest problems in English grammar.
英语小句中非限定动词的选择问题一直是困扰中外学者的难点之一。
3. Results Medical English, as a special-purpose English, has some features different from that of ordinary English in terms of etymology, amphibious words,
non-finite verb, etc.
结果作为一种特殊用途英语,医学英语在词汇来源、两栖词汇、复合词汇、非谓语动词、书面语词汇等的使用方面具有不同于普通英语的词法特征。