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奎宁是有效的疟疾预防药.用英语怎么说？

奎宁是有效的疟疾预防药.

Quinine is an effectual preventive for malaria.

相关词汇
quinine is an effectual preventive for malaria

quinine

n. 奎宁，金鸡纳碱；
例句
Meanwhile it contents quinine acid which can cure gallstone diseases.
同时含有奎宁酸,能防治胆结石症.

is

vt.& vi. 是（be的三单形式；n. 存在；
例句
Bollinger 'RD' is a rare, highly prized wine.
博林格RD香槟是一种名贵的备受推崇的葡萄酒。

an

art. 一（在元音字母前代替不定代词a），一任一某一，一个；
例句
He started eating an apple...
他开始吃苹果。

effectual

adj. 奏效的，收效的，行之有效；
例句
This is the only effectual way to secure our present and future happiness.
这是确保我们现在及以后都会幸福的唯一有效途径。

preventive

--
例句
Sulfur recycle catalyst activeness decline reason and its preventive measures are analyzed.
摘要分析了硫磺回收催化剂活性衰退的原因及防止措施.

for

prep. 为，为了，倾向于，关于，当作；conj. 因为，由于；
例句
I've come looking for a bit of advice.
我特来讨教。

malaria

n. <医>疟疾，瘴气，瘴疠，痁；
例句
...diseases like malaria that have been banished for centuries.
已经被根除数世纪之久的疟疾之类的疾病
热门例句
He acknowledged publicly that he might have made a mistake.
他当众承认自己可能犯了个错误。
...the spiralling vortex airflow that slows the plane.
使飞机减速的螺旋形气流涡旋
You just go on ahead. I'll come by later...
你只管先往前走。我随后就来。
He who spares his rod hates his son, But he who loves him chastens him early.
24不忍用杖打儿子的,是恨恶他;疼爱儿子的, 趁早管教.
For further information, please contact 414 3925, extension 2253.
详情请致电414 3925,转分机2253。
He sat there while I made the case for his dismissal...
他坐在那儿，听我陈述解雇他的理由。
Baroness Thatcher's claims seem credible to many.
撒切尔女男爵的主张在很多人看来是可信的。
Nothing to be got without pains but poverty.
一份耕耘，一份收获。
This decree obliges unions to delay strikes.
该法令迫使工会推迟罢工。
The right to demand payment from the endorser of a commercial paper when the first party liable fails to pay.
追索权当有支付义务的第一方不能支付时，可以向商业票据的背书人要求支付的权力。
相关例句
Likewise, certain angiosperms, for example, some Eucalyptus species, will present few seed harvesting problems.
同样某些阔叶树种, 例如一些桉树类, 采种的问题不多.
This one defeat was the only hiccup in the team's steady progress up the League.
这次失利只是球队在朝联赛稳步前进的道路上唯一的小挫折.
A wizened little man wriggled through the line of soldiers standing guard.
有个一身干瘪的小个子男人,拐弯抹角混过了执行警戒的士兵队列.
the signs of the zodiac
黄道十二宫
The oddball species, Packard was coming to realize, were the main show of the clearings.
帕克德渐渐明白了, 这古怪的物种是这些空地上的主要物种.
The greatest part of Europe is situated above the 45th degree of Northern Latitude.
欧洲绝大部分地区位于北纬45度以北。
In the ebb, the part of the formation of atolls surface.
在落潮时, 部分的珊瑚礁露出水面形成珊瑚岛.
Using a sharp knife, cut away the pith and peel from both fruits...
用一把锋利的刀削去两种水果的外皮和中果皮。
The two players are appealing against their suspensions.
这两名运动员请求取消对他们的停赛处罚。
I'll tell Daddy, and then you'll be sorry because he'll give you another black eye.
我会告诉爸爸，到时候有你好受的，因为爸爸会再揍你一顿。