extracoden.附加码extraadj.额外的n.额外之物；临时演员adv.特别地extra-heavy contact特强接点Extracellular laccase胞外漆酶extra-major ability非专业能力extradural anesthesia硬膜外麻醉extravesical triangle[医] 膀胱外三角, 帕弗利克氏三角, 阴道三角extracaronal retainer冠外固定体extra-lnigh tension[机] 特别高压extravehicular system外太空船系统Extracellular product胞外产物extraembryonic coelom胚外体腔

1. The pace of change has accelerated.
   变化的步伐在加速。
2. As Iran takes its time with its answers, its enrichment efforts gather pace.
   当伊朗不紧不慢的给出其答复时，它的铀浓缩计划却加速了。