sign of permutation
置换的符号
热门查询
- midsection n. 上腹部；中央部分；胴体
- birch n. 桦木；桦树；桦条 n. (Birch)人名；(英、西)伯奇；(瑞典)比尔克 vt. 用桦条鞭打
- ruptured adj. 破裂的 v. rupture（rupture的过去分词）
- screener n. 掩护队员；分级机，筛选器；筛分工；过滤网
- equanimity n. 平静；镇定
- hypermarket n. 大规模超级市场
- crampon n. 鞋底钉；攀登用鞋底钉；铁钩 n. (Crampon)人名；(法)克朗蓬
- potent adj. 有效的；强有力的，有权势的；有说服力的
- ADC abbr. 机载数字计算机（Airborne Digital Computer）；模拟数字转换器（Analog to Digital Converter）
- treacly adj. 甜蜜的；如糖蜜的；如糖蜜一样甜的
- thornbush n. [生态] 多刺高灌丛
- nailhead n. 钉头；钉头状装饰
- bouquet n. 花束；酒香 n. (Bouquet)人名；(英、法)布凯
- risen v. 升高；站起来；反抗（rise的过去分词） adj. 升起的
- preauricular 耳前的
- chemotherapy n. [临床] 化学疗法
- bowman n. 弓箭手；（划船）头桨手 n. (Bowman)人名；(英、西)鲍曼
- geranium n. 天竺葵
- exculpatory adj. 申明无罪的；辩解的
- departing 离开（ depart的现在分词 ）
考试词汇表
- folded dipole antenna
- folded slow wave line
- folded-diploe antenna
- folded-dipole antenna
- foldedchain structure
- folding canvas litter
- folding concrete form
- folding conveyer belt
- folding conveyor belt
- folding dental mirror
- folding door hardware
- folding drawing table
- folding engine bonnet
- folding oar, push oar
- folding parallel bars
- folding pivoting door
- folding top structure
- folding training seat
- folding wing airplane
- folding-wing aircraft
