extraoral口外的extraadj.额外的n.额外之物；临时演员adv.特别地extracellular signal-regnlated kinase细胞外信号调节激酶extraeellular signal-regulated kinase细胞外信号调节激酶extra-high voltage transmission lines超高压输电线路extravehicular activity spacesuit glove舱外航天服手套extra- curriculum P. E. activities课外体育活动Extracurricular study interesting groups课外学习兴趣小组extracorporeal high-frequent treatment体外高频热疗extracurricular educational institutions校外实验基地Extradural intra-vertebral canal tumor椎管内硬膜外肿瘤extra shallow-underground pipe jacking超浅层顶管

1. I have to superadd the budget expenses, in my opinion.
   看来，我得追加预算开支啦。
2. We were very apprehensive about seeking approval from him for this large additional budget.
   我们十分紧张地将这笔巨额的追加预算报给他批准。