精确
词首
词尾
模糊
查单词
背单词
sum of squares of deviations
离差平方和
热门查询
theorizing n. 理论化 v. 从理论上阐明(theorize的ing形式)
Larsen [医]综合征:本征特点为腭裂,面部扁平,多处关节先天性脱位,及足畸形; [人名] 拉森; [地名] [荷兰、美国] 拉森
xenophobia n. 仇外;对外国人的畏惧和憎恨
reconstituted adj. 再造的 v. 重新设立;重新组成(reconstitute的过去分词形式)
gordian adj. 戈耳迪的;棘手的
polling n. 投票;轮询 v. 获得…票(poll的ing形式)
nanometer n. [计量] 纳米(即十亿分之一米)
insensibility n. 不关心,不在乎;无感觉
crowd n. 群众,一伙;一堆,许多,大众 v. 拥挤,挤满,挤进 vt. 挤满,将...塞进;催促,催逼 vi. 挤,拥挤,聚集
km abbr. [计量] 公里(kilometer);千米
err vi. 犯错;做错;犯罪;走上歧途
hw abbr. 硬件(Hardware);半波(Half Wave);热水(hot water)
weller 韦勒 (姓氏; Thomas Huckle, 1915-,美国微生物学家,曾获1954年诺贝尔生理学-医学奖)
pigmentation n. 染色;色素淀积;天然颜色
heavenward adj. 朝向天国的;朝向天空的 adv. 朝向天国地;朝向天空地
hesitancy n. 踌躇,犹豫
changeable adj. 无常的;可改变的;易变的;不定的
coronagraph n. [天] 日冕仪(等于coronograph)
hearty n. 朋友们;伙伴们 adj. 衷心的;丰盛的;健壮的;精神饱满的
malodorous adj. 有恶臭的;令人极为反感的;不合法的
考试词汇表
a question of questions
a rather large pulvinus
a rebel without a cause
a skeleton at the feast
a speaking acquaintance
a stick to beat sb with
a toad under the hammer
a toad under the harrow
a touch of the tarbrush
a trip down memory lane
a turn-up for the books
a twist in one's tongue
a type address constant
a type of immature bean
a voice of great volume
a white - collar worker
a win-win-win situation
a window of opportunity
a woman of great beauty
a woman of the street s