The reduced accuracy of verb-pattern codes should be seen as an acceptable trade-off for clarity. Thirdly, the present research shows that the changes of verb-pattern coding systems in ELDs have been mainly influenced by 'pedagogical grammar' and 'user-friendliness'. 因为动词句型代码明晰化而导致其准确性降低,这种妥协理应是可以接受的。第三,本研究表明,英语学习型词典动词句型代码体系的变化主要受到了教学语法和用户友好的影响。