The company reacted quickly to shifts in consumer demand. 该公司对消费者需求的变化反应迅速。
prior
a.
(fml.) happening, existing, or done before a particular time 先前的；之前的；事先的 Illegally parked cars may be removed at any time without prior notice. 违章停放的车辆随时会被挪走，无需事先告知。
frame
vt.
(fml.) carefully plan the way you‘re going to ask a question, make a statement, etc. （小心措辞以）表达
She wondered how she was going to frame the question. 她不知道怎么来提这个问题。 The judge instructed the lawyer to frame his questions differently. 法官让律师用不同的方式发问。 n.
[C] a structure made of wood, metal, plastic, etc. that surrounds sth. such as a picture or window, and holds it in place 框架；边框
The wind rattled through the cracks of the window frames. 风穿过窗框的裂缝咯咯作响。
spouse
n.
[C] (fml.) a husband or wife 配偶
People can never be too careful when they choose a spouse. 人们在选择配偶时要格外谨慎。
stability
n.
[U] a situation in which things happen as they should and there are no harmful changes 稳固；稳定
In order to prosper, a country must have political, economic and social stability. 为实现繁荣昌盛，一个国家必须在政治、经济和社会上保持稳定。
static
a.
not moving, changing, or developing 不动的；不变化的；不发展的；静（止）的 Although oil prices never remain static, they have, at least, been stable for the last few months. 虽然油价不会保持不变，但至少在过去的几个月中是一直保持稳定的。
proportion
n.
[C, usu. sing.] (~ of) a part of a number or amount, considered in relation to the whole 部分；份额
It is a sad reality that children make up a large proportion of the world‘s population who suffers from hunger. 儿童占世界上遭受饥饿人口的很大部分，这是一个悲哀的现实。
saddle
v.
put a saddle on a horse 给（马）装鞍具；装上马鞍
Why don‘t we saddle a couple of horses and go for a ride? 我们为什么不给几匹马装上鞍具去跑一圈呢？
If you saddle a horse, you put a saddle on it so that you can ride it. 如果你给马装鞍，你就在马上放一个马鞍，这样你就可以骑它了。 n.
[C] a seat, often made of leather, used on a horse, bicycle, motorcycle, etc. 马鞍；（自行车、摩托车等的）车座
When I watch horse racing on television, I wish I was back in the saddle. 我在电视上观看赛马时，我希望自己又回到了马鞍上。
heir
n.
[C] the person who has the legal right to receive the property or title of another person when they die 继承人
The king‘s eldest son is the heir to the royal seat of power. 国王的长子是王位的权力继承人。
Although Prince Charles is the rightful heir to Queen Elizabeth‘s seat of throne, he may never become king of the U.K. 虽然查尔斯王子是伊丽莎白女王合法的王位继承人，但他可能永远不会成为英国国王。
rebel
n.
[C] sb. who opposes or fights against people in authority 造反者；反叛者
A Red Cross car drove into the rebel territory to help the wounded. 红十字会的车开进反叛军的领土去帮助伤员。 vi.
oppose sb. in authority or oppose accepted ways of doing things 造反；反抗（权威或常规） The people rebelled against the harsh new government. 人民反抗苛刻的新政府。
rebellious
a.
deliberately not obeying people in authority or rules of behavior 叛逆的；反叛的；反抗的 Her teachers regard her as a rebellious, trouble-making girl, but in fact she never causes any trouble. 她的老师认为她是一个有逆反心理、且会制造麻烦的女孩，可事实上她从来都不会惹麻烦。
resent
vt.
feel angry or upset because you think you have been treated unfairly or without enough respect 对…感到愤恨（不满）
The young girl bitterly resented her father‘s new wife. 这个年轻女孩极为憎恨父亲的新妻子。
fluid
a.
likely to change 不固定的；易变的
The military situation is still very fluid. 军事局势仍然非常不确定。
The price of raw oil is always very fluid, and the cost of gasoline tends to go either rapidly up or slowly down. 原油的价格始终非常易变，汽油的成本趋于迅速上涨或缓慢下降。 n.
[C, U] a liquid 液（体）
If you have a fever you should drink plenty of fluids. 如果发烧，就需要大量饮水。
resort
vi.
(fml.) (~ to) do sth. extreme or unpleasant in order to solve a problem 采取，诉诸（不好的事物）
I think we can solve this problem without resorting to legal action. 我认为我们可以不诉诸法律就解决这个问题。
To teach your children to obey, never resort to body punishment. 教孩子服从，千万不可诉诸体罚。 n.
[C] a place where a lot of people go for holidays度假胜地
distract
vt.
get sb.‘s attention and prevent them from concentrating on sth. 分散，转移（注意力） I decided to ignore the rumor as I did not want anything to distract me from writing the paper. 我决定对谣言不予理睬，因为我不希望有任何事打扰我写论文。
allowance
n.
1 (make ~s for) accept behavior that you would not normally accept because you know why sb. has behaved that way 体谅；原谅
You should make allowances for him; he‘s been quite ill recently. 你应该体谅他，他最近身体相当不适。
2 [C, usu. sing.] an amount of money that sb. receives regularly in order to pay for the things they need 定期补贴；津贴
I couldn‘t have managed at college if I hadn‘t had an allowance from my parents. 如果没有我父母的补贴，我根本念不完大学。
transition
n.
[C, U] (fml.) the process of changing from one situation, form, or state to another 过渡；转变；变迁
The health-care system is in tremendous transition at the moment, but unfortunately not all of the changes are positive for patients. 医疗保健系统目前正处于重大转变期，可是很不幸，不是所有的改变都对病人有利。