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字头Q
quality - n. that which something is known to have or be ("An important quality of steel is its strength."); amount of value or excellence ("Their goods are of the highest quality.")
question - v. to ask; to express wonder or disbelief; n. a sentence or word used in asking for information; a problem; an issue to be discussed
quick - ad. fast
quiet - ad. with little or no noise; having little or no movement; calm
字头R
race - v. to run; to take part in a competition to decide who or what can move fastest; to take part in a campaign for political office; n. one of the major groups that humans can be divided into because of a common physical similarity, such as skin color
radar - n. a device that uses radio signals to learn the position or speed of objects that may be too far away to be seen
radiation - n. waves of energy from something that produces heat or light; energy from a nuclear substance, which can be dangerous
radio - n. the system of sending and receiving signals or sounds through the air without wires
raid - v. to make a sudden attack; n. a sudden attack carried out as an act of war, or for the purpose of seizing or stealing something
railroad - n. a road for trains; a company that operates such a road and its stations and equipment
rain - n. water falling from the sky
raise - v. to lift up; to move to a higher position; to cause to grow; to increase
rare - ad. not common; not usual; not often
rate - n. speed; a measure of how quickly or how often something happens; the rice of any thing or service that is bought or sold
reach - v. to put a hand toward; to arrive at; to come to
react - v. to act as a result of or in answer to
read - v. to look at and understand the meaning of written words or numbers
ready - ad. prepared; completed; organized; willing
real - ad. true; truly existing; not false
realistic - ad. in agreement with the way things are
reason - n. the cause for a belief or act; purpose; something that explains
reasonable - ad. ready to listen to reasons or ideas; not extreme; ready or willing to compromise
rebel - v. to act against a government or power, often with force; to refuse to obey; n. one who opposes or fights against the government of his or her country
receive - v. to get or accept something given, offered or sent
recent - ad. a short time ago
recession - n. a temporary reduction in economic activity, when industries produce less and many workers lose their jobs
recognize - v. to know or remember something or someone that was known, known about or seen before; to accept another nation as independent and establish diplomatic ties with its government
record - v. to write something in order to have it for future use; to put sound or pictures in a form that can be kept and heard or seen again; n. a writing that shows proof or facts about something
recover - v. to get again something that was lost, stolen or taken away ("The police recovered the stolen money."); to return to normal health or normal conditions ("She is expected to recover from the operation.")
red - ad. having the color like that of blood
reduce - v. to make less or smaller in number, size or amount; to cut
reform - v. to make better by changing; to improve; n. a change to a better condition
refugee - n. a person who has been forced to flee because of unjust treatment, danger or war
refuse - v. to reject; to not accept, give or do something
regret - n. a feeling of sadness or sorrow about something that is done or that happens
reject - v. to refuse to accept, use or believe
relations - n. understandings or ties between nations; members of the same family; people connected by marriage or family ties
release - v. to free; to permit to go; to permit to be known or made public
religion - n. a belief in, or the honoring of, a god or gods
remain - v. to stay in a place after others leave; to stay the same
remains - n. a dead body
remember - v. to think about the past; opposite forget
remove - v. to take away or take off; to put an end to; to take out of a position or office
repair - n. work done to fix something
repeat - v. to say or do again
report - v. to tell about; to give the results of a study or investigation; n. the story about an event; the results of a study or investigation; a statement in which the facts may not be confirmed
represent - v. to act in the place of someone else; to substitute for; to serve as an example
repress - v. to control or to restrict freedoms by force
request - v. to ask for; n. the act of asking for
require - v. to need or demand as necessary
rescue - v. to free from danger or evil
research - n. a careful study to discover correct information
resign - v. to leave a position, job or office
resist - v. to oppose; to fight to prevent
resolution - n. an official statement of agreement by a group of people, usually reached by voting
