novel [形容词] 新的 Ex: The scientist 's research findings presented a novel perspective on the origins of the universe .
to libel [动词] 诽谤 Ex: He claimed the blog post libeled him by spreading false accusations . 他声称博客文章通过传播虚假指控诽谤了他。
juncture [名词] 阶段 Ex: The negotiations reached a tense juncture when both sides refused to compromise . 谈判达到了一个紧张的关头,双方都拒绝妥协。
to invoke [动词] 召唤 Ex: They gathered around the circle to invoke the spirits of their ancestors . 他们围成一圈召唤祖先的灵魂。
hypotenuse [名词] 斜边 Ex: The hypotenuse of a 30-60-90 triangle is always twice the length of the shorter leg . 30-60-90三角形的斜边总是较短边长度的两倍。
frigid [形容词] 严寒的 Ex: Despite wearing layers , the hikers shivered in the frigid mountain wind . 尽管穿了好几层,徒步旅行者还是在山上刺骨的寒风中瑟瑟发抖。