The parol evidence rule only prevents a party from relying on extrinsic evidence as to the express terms of a written contract .

口头证据规则仅阻止当事人以外在证据对抗书面合同的明示条款。

The parol evidence rule only applies to evidence of statements made before or at the time of the execution of the written contract .

口头证据规则仅适应于在书面合同履行之前或履行之时作出的陈述。

Although literary quotation has very distinctive difference from idiom , vulgarism , proverb and parol , they are closely associated with one another and sometimes amalgamated .

典故与成语、俗语、谚语、歇后语等既区别明显，又联系十分紧密，时会“融通”。

According to the object of parol education , the content and the growing special feature of children , the material of parol education can be separated into two sorts .

根据言语教育的目标、内容构成和幼儿的成长特点，幼儿言语教育材料可分为专门性的言语教育材料和渗透性的言语教育材料两大类。

The exploitation of teaching medium in kindergarten is plentiful , we should flexibly choose and combine various teaching media in the in sake of the best effect of parol education .

幼儿园言语教育手段的开发和使用是齐全和丰富的，要灵活选择、组合各类教学媒体以发挥言语教育的最佳效应。