英语词汇词典 | 单词含义、定义和示例
a small circular band, typically worn on the finger as jewelry or a symbol
"She received a beautiful engagement ring."
a violent disturbance by a crowd
"The protest turned into a violent riot."
Relating to or situated on the banks of a river or other watercourse.
"Riparian vegetation helps prevent soil erosion along rivers."
fully developed and ready to eat; mature; ready for action or use
"The bananas are ripe and ready to eat."
to become or make something ready to eat or fully developed
"The bananas ripened quickly in the warm weather."
a quick and clever reply to criticism or an insult
"Her sharp riposte left everyone in silence."
to form or cause small waves on the surface of water or spread through like waves
"The wind rippled the surface of the pond."
a small or tiny ripple
"Tiny ripplets appeared on the lake as the fish moved."
so absurd or ridiculous that it deserves to be laughed at
"The idea of flying pigs is completely risible."
the possibility of harm, loss, or danger
"There is a risk of rain this afternoon."
Something that increases the likelihood of developing a disease or condition
"Water pollution is a significant risk factor for health."
Modified or calibrated to account for risk factors in investment returns.
"Risk-adjusted returns consider both potential profit and loss."
A person's or thing's function in a particular situation.
"Defined roles improve team performance."
a part or function of something
"Her role in the project was crucial."
to revel noisily; to engage in loud, boisterous celebration
"The fans roistered in the streets after the victory."
to make a liquid muddy or disturbed; to cause agitation or disorder
"The constant protests roiled the city streets."
mischievous; playfully dishonest
"His roguish smile suggested he was up to some mischief."
a small mammal such as a mouse, rat, or squirrel, characterized by constantly growing incisors
"The farmer set traps to catch the rodents in his barn."
characterized by ornate detail and elaborate decoration, especially in art, architecture, and design
"The palace was decorated in a lavish rococo style."
full of rocks; unsteady; difficult
"The rocky path made hiking difficult for the tourists."
a missile or vehicle propelled by a rocket engine; to increase or move very quickly
"The company’s profits rocketed after the new product launch."
natural salt crystals formed from evaporated ancient seas; unrefined salt
"Rock salt is considered healthier than table salt."
a large, solid piece of mineral matter
"The mountain was made of solid rock."
strong and healthy; able to withstand or overcome adverse conditions
"The company needs a robust strategy to survive in tough markets."
Surgery performed with the assistance of robotic systems to enhance precision and reduce invasiveness.
"Robotic surgery enhances precision in complex procedures."
Medical operations performed with the help of robotic systems to enhance precision and control.
"Robot-assisted procedures reduce human error."
a machine capable of carrying out a complex series of actions automatically
"The factory uses robots to assemble cars efficiently."
the crime of stealing from someone or somewhere using force or threat
"The police are investigating the robbery at the local store."
a person who steals property from others, often using force or threat
"The robber was caught after a quick police chase."
a religious or ceremonial act
"The wedding rite was performed with great solemnity."
a person or thing competing with another for the same goal or superiority in the same field
"The two companies are fierce rivals in the smartphone market."
competition for the same objective or for superiority in the same field; the state of being rivals
"The rivalry between the two teams made the match exciting."
to tear apart violently
"The earthquake rived the ground in several places."
a large, flowing body of water
"The river flows through the city."
extremely interesting; holding the complete attention
"The movie was so riveting that nobody looked away."
to fasten or secure with a rivet; to hold someone’s attention firmly
"The craftsman riveted the metal plates together."
meat cooked by dry heat in an oven or over fire
"The roasted meat was perfectly seasoned and tender."
Meat cooked by dry heat in an oven or over an open fire
"The Sunday roast was perfectly cooked and very tender."
denoting an animal, especially a horse, having a coat of mixed colors, typically reddish-brown and white
"The rider mounted a roan horse with a speckled coat."
a wide way leading from one place to another
"We drove along the road to the village."
a small stream of water; a tiny brook
"A rivulet ran down the hillside after the rain."
to rule as a king or queen; the period during which a sovereign rules
"Queen Elizabeth II reigned for many decades."
to pay back money to someone who has spent it or lost it
"The company reimbursed him for travel expenses."
