R

Question 1

rabor

Answer 1

rabor词根：表示“力量”roborant(n.强壮剂)

Question 2

rac

Answer 2

rac词根：种族,开始,起源race（n. 属，种；种族，人种；家庭，门弟）

Question 3

rad

Answer 3

rad【词根】刮掉；擦去;剃；辐条abrade（vt. 擦伤；磨损）

Question 4

radi

Answer 4

radi【词根】根；光线radiance（n. 辐射；光辉；发光；容光焕发）

Question 5

radic

Answer 5

radic【词根】根radical（adj. 激进的；根本的；彻底的）

Question 6

rag

Answer 6

rag/ rAg/n.破布，碎布，抹布。词根：破碎，拆散，挖出fragile（adj. 脆的；易碎的）

Question 7

rage

Answer 7

ragen. 狂怒【词根】表示“疯狂”enrage(v. 激怒; 使愤怒)

Question 8

rang

Answer 8

rangv. 包围；成环形（ring的过去式）【词根】排列range（n. 范围；幅度；排；山脉）

Question 9

rans

Answer 9

rans前缀：1、横过，越过2、变换，改变，转移ransack（vt. 洗劫，掠夺；遍寻）

Question 10

rap

Answer 10

rap/ rAp/n.（美）（由电子乐器伴奏的）【词根】夺取rape（n. 强奸，掠夺；[园艺] 油菜）

Question 11

rapt

Answer 11

raptadj. 全神贯注的【词根】抓，捕，夺raptor（n. 猛禽；肉食鸟）

Question 12

rar

Answer 12

rar【词根】稀，混，煮rare（adj. 稀有的；半熟的；稀薄的）

Question 13

ras

Answer 13

ras【词根】刮掉；擦去erase（vt. 抹去；擦除）

Question 14

rat

Answer 14

rat/ rAt/n.鼠【词根】理由；理性；断定；计算ration(n. 配给量, 定量; 口粮; 给养)

Question 15

ratio

Answer 15

ratio/ 5reiFiEu/ n.比(率)【词根】理由；理性；断定adjuration（n. 严令；恳请；立誓）

Question 16

rav

Answer 16

rav【词根】捕，夺ravish（vt. 强夺；强奸；使着迷）

Question 17

raw

Answer 17

raw/ rR:/a.未经加工的；词根：粗。rawhide（n. 生皮；生皮鞭）

Question 18

raz

Answer 18

raz【词根】刮掉；擦去；剃razor(n.剃刀)

Question 19

re

Answer 19

reprep. 关于n. 不动产, 房地产【前缀】重新recover(vt.重新获得；挽回)词根释义：back, again例词：report,realign,retract,revise,regain

Question 20

rect

Answer 20

rect【词根】统治,规定,正,直rectum（n. 直肠）

Question 21

recti

Answer 21

rectin. 直肌【词根】变直rectify(vt.纠正；调整；精馏)词根释义：straighten例词：regiment,regular,rectify,correct,direct,rectangle

Question 22

red

Answer 22

red/ red/ 红色(的)【前缀】再次；反复redirect（n. 再直接询问）

Question 23

reg

Answer 23

reg【词根】统治；国王reign(n.朝代)词根释义：straighten例词：regiment,regular,rectify,correct,direct,rectangle

Question 24

regul

Answer 24

regul【词根】规律irregular(a.不规则的；不整齐的)

Question 25

ren

Answer 25

ren【前缀】肾renin（n. [生化] 肾素）

Question 26

rept

Answer 26

rept【词根】爬行reptile(n.爬行动物；两栖动物)

Question 27

ress

Answer 27

ress后缀：表名词，指“女性”，指“物品”actress(n. 女演员)

Question 28

retro

Answer 28

retro【前缀】后退retrorocket（n. 反向火箭；[航] 制动火箭）词根释义：backwards例词：retrorocket,retrospect,retrogression,retroactive

Question 29

rheo

Answer 29

rheo【词根】流动 rheology（n. [力] 流变学；液流学）

Question 30

rhin

Answer 30

rhin【词根】鼻子rhinitis（n. [耳鼻喉] 鼻炎）

Question 31

rhiz

Answer 31

rhiz【前缀】根 rhizine（n.根部）

Question 32

rhod

Answer 32

rhod【前缀】玫瑰花 rhodamine（n. 若丹明（红色荧光染料）；玫瑰精）

Question 33

rhy

Answer 33

rhy词根：流rhythm（n. 节奏；韵律）

Question 34

ric

Answer 34

ric前缀：指职位，管辖区 bishopric(n. 主教的职位；主教辖区)

Question 35

rid

Answer 35

rid/ rid/v.使摆脱【词根】笑ridiculous(a.荒谬的，可笑的)词根释义：laughter例词：deride,ridicule,ridiculous,derision,risible

Question 36

ridi

Answer 36

ridi词根：笑ridiculous(a.荒谬的，可笑的)词根释义：laughter例词：deride,ridicule,ridiculous,derision,risible

Question 37

rig

Answer 37

rig/ rig/n. 装备；钻探设备；服装【词根】统治；正直rigorous(a.(性格等)严峻的)

Question 38

righ

Answer 38

righ词根：统治,规定,正,直right(adj. 正确的；直接的；右方的)

Question 39

right

Answer 39

rightn. 权利, 正义【词根】统治,规定,正,直upright(n. 垂直；竖立)

Question 40

ris

Answer 40

ris【词根】笑risible(adj. 可笑的；爱笑的；引人笑的)

Question 41

risi

Answer 41

risi【词根】笑risible(adj. 可笑的；爱笑的；引人笑的)词根释义：laughter例词：deride,ridicule,ridiculous,derision,risible

Question 42

rit

Answer 42

rit【词根】刺irritate(vt.激怒；引起不愉快)

Question 43

riv

Answer 43

riv【词根】划，撕，切割river(n. 河，江)

Question 44

rix

Answer 44

rix后缀：表示女性aviatrix（n. 女飞行员；女驾驶员）

Question 45

rob

Answer 45

robv. 抢劫, 盗取【词根】破，断，裂，抢;力量robber(n. 强盗；盗贼)

Question 46

rod

Answer 46

rod/ rRd/n.杆，竿【词根】咬；询问；要求corrode(vt. 侵蚀；损害（cor全部+rode咬→全部咬掉→腐蚀）)

Question 47

rog

Answer 47

rog【词根】问interrogation(n. 讯问；审问；[语] 疑问句)词根释义：ask例词：prerogative,interrogation,derogatory

Question 48

roga

Answer 48

roga【词根】问interrogation(n. 讯问；审问；[语] 疑问句)词根释义：ask例词：prerogative,interrogation,derogatory

Question 49

rom

Answer 49

rom词根：罗马，浪漫romance(n. 传奇；浪漫史；风流韵事；冒险故事)

Question 50

rop

Answer 50

rop词根：划，撕，切割rope(n. 绳，绳索)

Question 51

ros

Answer 51

ros【词根】咬erosion(n.腐蚀，侵蚀；糜烂)

Question 52

rot

Answer 52

rot/ rRt/vi.腐烂；堕落【词根】轮子；旋转rotation(n.旋转，转动；循环)

Question 53

rous

Answer 53

rous词根：唤醒arouse(vt. 引起；唤醒；鼓励)

Question 54

rrhea

Answer 54

rrhea【词根】流diarrhea(n. 腹泻，痢疾)

Question 55

rud

Answer 55

rud【词根】天然的；粗糙的rude(a.加工粗糙的；粗野的)

Question 56

rug

Answer 56

rug/ rQg/n.小地毯；毛毯。词根：皱;破碎，拆散，挖出corrugate(vt. 使起皱；成波状)

Question 57

rupt

Answer 57

rupt【词根】破裂rupture(n. 破裂；决裂；疝气)词根释义：break例词：rupture,interrupt,abrupt,disrupt,ruptible

Question 58

rur

Answer 58

rur【词根】乡下rural(a.农村的，田园的)

Question 59

rus

Answer 59

rus【词根】乡下rustic(adj. 乡村的；纯朴的；粗野的；手工粗糙的)

Question 60

ry

Answer 60

ry【后缀】表总称或集合概念theory(n.见解，看法，推测)