v (1)1)(使)改(转)变((cause to) change from one form or use to another)[I，I+prep(from)(to/into)，T+n，T+n+prep(from)(to/into)]：Britain～ed to a decimal currency system in 1971.英国1971年改用十进制货币。～(one's house) to North Sea gas (家里)改用北海煤气;～from solid fuel to natural gas由固体燃料改烧天燃气;～a ferry to carry troops把渡船用来运兵;(heating unit)～water into steam(加热装置)把水变成蒸气;(machine)～cotton into cloth(机器)把棉花变成棉布;(plant)～crude oil into gasoline(工厂)把原油炼成汽油;～coal into gas/rags into paper/carbon dioxide into sugar把煤变为煤气/碎布屑变为纸/二氧化碳变为糖;～a van into a motor caravan/bedroom into bathroom/home into library把带篷货车改为房车/卧室改为浴室/家改为图书馆;～defeat into victory转败为胜;～a room from a kitchen to a laundry把一房间由厨房变成洗衣房;a～ed flat(分隔大房子)改建成的单元房;〖同〗 change，transform，turn;2)可改(转)变成(be able to be changed from one form or use to another)[I+prep(to/into)]：The seat/chair/sofa～s (in)to a bed.这座位/椅子/沙发可变成床。Electricity～s easily (in)to other forms of power.电很容易转为别的动力。〖同〗change，transform，turn;

(2)兑换(成)，换算(成)(exchange for sth of equal value)[I，I+prep(from)(to/into)，T+n，T+n+prep(from)(to/into)]：Bonds～into cash.债券可换成现金。At what rate does the dollar～into francs? 美元兑换法郎的汇率是多少? Foreign money can be～ed at this bank.外币可以在这家银行兑换。～pounds into francs/dollars into French money把英镑换成法郎/美元换成法币;～100 yards into meters/the degrees Fahrenheit into Celsius把100码换算成米/华氏度数换算成摄氏度数;

(3)(使)改变信念(仰)((persuade sb to)change beliefs，esp religion) [I，I+prep (from)(to)，T+n，T+n+prep(from)(to)]：～from Christianity不再信基督教;～to Judaism 改信犹太教;He has (is)～ed to Catholicism/Christianity/Buddhism/Unitarianism.他改信(皈依)了天主教/基督教/佛教/上帝一位论教派。～sb from atheism to Christianity使某人由无神论者变为基督教徒;～sb to a political party/one's point of view/one's way of thinking说服某人加入一个政党/接受自己的观点/采纳自己的思想方法;

(4)(橄榄球)踢球过球门横木得加分((in rugby football) gain two extra points after kicking (a ball) over the bar of the goalposts)[T+n];

→con′vertible adj 可改变的;n 车篷可折叠或拆卸的汽车;con͵verti′bility n 可改变性;con′vertor，-er n(电流)变流器，整流器;波长转换器;金属炼炉;con′version n;

n (1)改变信仰者，皈依者(person who has changed his religions or political belief)[C][N(to)]：a～to Buddhism/Islam皈依佛教/伊斯兰教的人;a Catholic～改信天主教的人;a new～to socialism 信仰社会主义的新人;

(2)接受者(person who has accepted a new idea，new way of doing sth，etc)[C][N(to)](fig)：a～to health foods/this new system of hers保健食品追求者/她的这种新理论体系的接受者;a health food～保健食品追求者;(newspaper) win/gain～s (报纸)把其他报纸的读者争取过来