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抗疟疾的疫苗正在试验阶段。用英语怎么说？

抗疟疾的疫苗正在试验阶段。

Anti-malarial vaccines are now undergoing trials...

相关词汇
vaccines are now undergoing trials

vaccines

n. 疫苗，痘苗( vaccine的名词复数 )；
例句
My guess is that the chance that these vaccines will work is zero...
我猜测这些疫苗根本不可能奏效。

are

vi. （用于第二人称单复数现在时，第一、三人称复数现在时）是；n. 公亩（等于100平方米）；
例句
We are scared to abandon ourselves to our feelings in case we seem weak or out of control.
我们不敢放纵自己的情感，以免显得太过软弱或缺乏自制。

now

adv. 现在，其时，立刻，（改变话题或要对方做某事前，引起对方注意）喂；adj. 现在的，当今的，现任的；n. 现在，目前，目前；conj. 由于，既然；
例句
He was now a teacher and a respectable member of the community.
他现在是一位教师，并且是社区内受人尊敬的一员。

undergoing

v. 经历，承受( undergo的现在分词 )；
例句
The weapons are undergoing ballistics tests to see whether they were used in the shootings.
这些武器正在接受弹道测试，以确定它们是否曾用于枪击案中。

trials

n. 审判( trial的名词复数 )，（对能力、质量、性能等的）试验，测试，比赛；
例句
McCarthy was asked to analyse the data from the first phase of trials of the vaccine...
麦卡锡被要求对第一阶段疫苗试验的数据作出分析。
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。
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。
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。
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
I keep forgetting it's December...
我总是忘了现在是12月了。
No one would look with favour on the continuing military rule...
没有人会赞成继续军政府统治。
'Assuming you're right,' he said, 'there's not much I can do about it, is there?'...
“就算你是对的，”他说，“这件事也没什么我可以做的，不是吗？”
...an Amazonian blonde.
高大强悍的金发女子
...the Brotherhood of Locomotive Engineers.
机车工程师同业行会
Intellectual pretension was never one of his vices.
他从来不附庸风雅。
He scrawled a hasty note to his wife...
他给妻子草草写了个便条。
The rap against Conn was that he was far too reckless...
科恩被人们认为做事太不计后果。
Violence is always pointless...
暴力总是毫无意义的。
It is never a good idea to take sleeping tablets regularly.
频繁服用安眠药绝对不是好办法。