shrewd 英 [ʃruːd] 美 [ʃruːd] adj. 精明的；狡猾的；機靈的 n. 精明（的人）；機靈（的人）
■源: shrewd來源于shrew "鼩鼱", 很精明的老鼠 後引申為 精明的人; 機靈的
考點1: adj.精明的，機敏的: having or showing a practical cleverness or judgment
■e.g. He's shrewd about his investments.他是個精明的投資人。
■同: crafty, cunning, devious, sly, subtle, wily, astute, savvy, sharp
■反: foolish, naive, unknowing 愚蠢的，幼稚的
考點2: adj.刺骨的，強烈的: causing intense discomfort to one's skin
■e.g. She pulled her coat tighter against the shrewd breeze whipping down the alley. 巷子裡挂着刺骨的風，她拉緊了大衣。
■同: biting, bitter, keen, penetrating, piercing, raw, sharp, stinging
fretful 英 [ˈfretfl] 美 [ˈfretfl] adj. 焦躁的；煩燥的；起波紋的
■拆: fret(煩躁)+ful(adj字尾) -> 煩躁的
考點: adj.易怒的，煩躁的: inclined to be vexed or troubled
■e.g. Adolescence is the most fretful stages of human development青春期是人類發展過程中最惱人的階段
■同: irritable, fractious, peevish, pettish, petulant
■反: easygoing 随和的
■派: fret v 使煩躁
typo 英 [ˈtaɪpəʊ] 美 [ˈtaɪpoʊ] n. 排印錯誤；排字工；印刷工
■源: typo是typographer的縮寫; 也可以指typographical error的縮寫
考點: n.打字錯誤: an error in typed or typeset material
■e.g. make one typo on the memo 在樣張上打錯一個字
■同: misprint, bug
crumple 英 [ˈkrʌmpl] 美 [ˈkrʌmpl] vt. 弄皺；使一蹶不振 vi. 起皺；倒坍；一蹶不振 n. 皺紋；褶皺
考點1: v.弄皺: to press, bend, or crush out of shape
■e.g. crumple a piece of paper 弄皺一張紙
■同: rumple, crimple, crease, fold, wrinkle
■反: smooth 使平滑
考點2: v.(因外力擠壓而)垮塌: to fall down or in as a result of physical pressure
■e.g. The box crumpled when I accidentally dropped a brick on it我不小心扔了塊石頭在箱子上，它就倒塌了
■同: collapse, founder, implode, tumble, yield
edifice 英 [ˈedɪfɪs] 美 [ˈedɪfɪs] n. 大廈；大建築物
■拆: edi(from PIE *aidh: to burn 燃燒)+fic(fac: to make/do)+e -> 燃燒, 火爐後來引申為居住的地方, 大廈
考點1: n.大廈；大建築物: a large or massive structure
■e.g. The Capitol is one of the most impressive edifices in the United States國會山是美國最令人印象深刻的建築之一
■同: building, erection, palace
■反: cottage 小棚舍
考點2: n.基礎，基本構架: the arrangement of parts that gives something its basic form
■e.g. The edifice of the argument is quite simple, once you get past the fancy language隻要你看透了表面花哨的語言，你會發現這段論證的基本構架是非常簡單的
■同: architecture, configuration, framework, skeleton, structure