rile V. /激怒/vex; irritate; muddy. Red had a hair-trigger temper: he was an easy man to rile.
riveting ADJ. /迷人的/absorbing; engrossing. The reviewer described Byatt's novel Possession as a riveting tale, one
so absorbing that he had finished it in a single night.
rivulet N. /小溪/small stream. As the rains continued, the small trickle of water running down the hillside grew into a
rivulet that threatened to wash away a portion of the slope.
robust ADJ. /健壮的/vigorous; strong. After pumping iron and taking karate for six months, the little old lady was so
robust that she could break a plank with her fist.
roil V. /搅动(使水变浑);激怒/to make liquids murky by stirring up sediment. Be careful when you pour not to roil the wine;
if you stir up the sediment you'll destroy the flavor.
roster N. /列表/list. They print the roster of players in the season's program.
rostrum N. /演讲台;讲道坛/platform for speech-making; pulpit. The crowd murmured angrily and indicated that they did
not care to listen to the speaker who was approaching the rostrum.
rote N. /生搬硬套;死记硬背/repetition. He recited the passage by rote and gave no indication he understood what he was saying. rotundity N. /圆形，球状;洪亮的演讲/roundness; sonorousness of speech. Washington Irving emphasized the rotundity
of the governor by describing his height and circumference.
rousing ADJ. /活跃的;煽动的/lively; stirring. "And now, let's have a rousing welcome for TV's own Roseanne Barr, who'll
lead us in a rousing rendition of 'The Star-Spangled Banner."'
rout V. /吓跑;赶出;击退/stampede; drive out. The reinforcements were able to rout the enemy. also N.
rubble N. /碎片/broken fragments. Ten years after World War II, some of the rubble left by enemy bombings could still
be seen.
ruddy ADJ. /红的;红润的，白里透红的;健康的/reddish; healthy-looking. Santa Claus's ruddy cheeks nicely complement
Rudolph the Reindeer's bright red nose.
rudimentary ADJ. /原始的;最初的;原来的/not developed; elementary; crude. Although my grandmother's English
vocabulary was limited to a few rudimentary phrases, she always could make herself understood.
rue V. /懊悔;后悔;感伤/regret; lament; mourn. Tina rued the night she met Tony and wondered how she ever fell for
such a jerk. rueful,ADJ.
ruffian N. /流氓;恶棍;痞子/bully; scoundrel. The ruffians threw stones at the police.
ruminate V. /反复咀嚼;消化;深思;反刍/chew over and over (mentally, or, like cows, physically); mull over; ponder.
Unable to digest quickly the baffling events of the day, Reuben ruminated about them till four in the morning.
rummage V. /到处翻寻/ransack; thoroughly search. When we rummaged through the trunks in the attic, we found
many souvenirs of our childhood days. also N.
ruse N. /技巧;策略，计谋/trick; stratagem. You will not be able to fool your friends with such an obvious ruse. rustic ADJ. /乡村的;笨拙的，不舒服的/pertaining to country people; uncouth. The backwoodsman looked out of place in his
rustic attire.
ruthless ADJ. /无情的/pitiless; cruel. Captain Hook was a dangerous, ruthless villain who would stop at nothing to
destroy Peter Pan.
saboteur N. /破坏分子;怠工者/one who commits sabotage; destroyer of property. Members of the Resistance acted as
saboteurs, blowing up train lines to prevent supplies from reaching the Nazi army.
saccharine ADJ. /糖精的;代糖的;极甜的/cloyingly sweet. She tried to ingratiate herself, speaking sweetly and smiling a
saccharine smile.
sacrilegious ADJ. /亵渎的，天谴的/desecrating; profane. His stealing of the altar cloth was a very sacrilegious act. sacrosanct ADJ. /非常神圣的/most sacred; inviolable. The brash insurance salesman invaded the sacrosanct privacy
of the office of the president of the company.
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