suddenly ['sʌdənli] 词频1

adv. 意外地，忽然地;奄;勃;霍然;

💡 sudden突然的 + ly ...地 → adv.突然地

"Suddenly he found himself awake and fully alert."

近义：impromptu, inadvertently, abruptly, offhand, overnight, sharply 反义：progressively, slowly, sparingly, stingily, inchmeal, consecutively

lady ['ledi] 词频1

n. （指成年女子，有些人尤其是长者认为这样说比较礼貌）女士;（不尊重的非正式称呼）女人;（在英国对女贵族或贵族成员的妻子女儿或爵士妻子的称呼）夫人;举止文雅且有教养的女子;

💡 lad+y(表示人的名词后缀)→女士；淑女

"She was auditioning for the role of Lady Macbeth."

近义：ma'am, madam, mrs., ms., woman, ms 反义：gentleman

train [tren] 词频1 词根: tr-

n. 火车;行列;一系列相关的事情; 拖裾; v. 训练;教育;培养;修整;

💡 train(draw)→教养；训练；列车；行列；导火线

"The train went slower and slower until it stopped altogether."

近义：illustrate, instruct, master, prepare, qualify, raise

opposite ['ɑpəzət] 词频1 词根: pos

adj. 相对的;对面的;对立的;[数学]（顶、边等）对的; prep. （表示位置）在…的对面;[数学]（顶、边等）对的;与…在一排;（表示方式）与…联合主演; adv. 在对面，对过; n. 对立面，对立物，相反的人[事物];

💡 op对+pos放+ite表形容词，有...的→放到对面→相对的

"The chief of the group has gone over to the opposite."

近义：antipode, antipole, antithesis, opposition, reverse, contrast 反义：back, fro

middle ['mɪdl] 词频1 词根: 中间

n. 中部，中间;腰部;中央;正中; adj. 中部的;中央的;正中的;中间的; vt. 把…放在中间;把…对折; vi. 放在中间;对折;

"The area contains a disproportionate number of young middle-class families."

近义：midpoint, midst, average, center, centre, waist 反义：stub, terminal, tip, butt, extreme, extremity