这是首次 - 翻译成英语

• this is the first time
• this was the first time

在 中文 中使用 这是首次 的示例及其翻译为 英语

这是首次CI。
It was first time t.

这是首次巴布亚新几内亚承办APEC领导人非正式会议。
It was the first time Papua New Guinea is hosting the APEC meetings.

这是首次判决对原麻风病患者家属进行赔偿。
The ruling was the first awarding compensation to family members of former leprosy patients.

这是首次获悉具有传染性的病毒被带入。
It's the first time the highly contagious virus has been eliminated in.

这是首次向公众公开演示这个新的网络技术。
This was the first public demonstration of this new network technology to the public.

这是首次对这类小行星进行观测。仪器.
It was the first time that that type of asteroid had been was observed.

这是首次有航空公司就引入大规模商业用途电动飞机，与飞机制造商合作开展项目。
This is the first time an airline has embarked on a project with an aircraft manufacturer to introduce electric aircraft for large-scale, commercial use.

导读这是首次在Cipriani大厦内建起一座两层结构，以满足此次展览的场地要求。
This is the first time a two-story structure has been built in the Cipriani Building to meet the venue requirements for this exhibition.

这是首次将成果摸底调查方法用于分析与暴力侵害妇女和女童行为有关的成果。
This was the first time that the outcome-mapping methodology had been used specifically to analyse outcomes related to violence against women and girls.

这是首次在人类身上发现与克罗恩病有关的真菌;以前只在患有这种疾病的老鼠身上发现。
This is the first time any fungus has been linked to Crohn's in humans, as it was previously only found in mice with the disease.

这是首次在英国庆祝世界城市日，在欧洲则是第二次。
This was the first time it has been celebrated in the UK- and the second time in Europe.

然而，这是首次有研究表明，这可能是由于我们免疫系统功能的季节性变化。
However, this is the first time that researchers have shown that this may be down to seasonal changes in how our immune systems function.

这是首次使用三重受体药物，该药物以多种方式作用以保护大脑免受变性。
This is the first time that a triple receptor drug has been used which acts in multiple ways to protect the brain from degeneration.

这是首次在一个国家由民众投票选举承认同性恋婚姻合法化。
This was the first time that a state legalised same-sex marriage through a popular vote.

然而，这是首次有研究记录了石墨烯纳米带在（1，0，0）面上的生长。
However, this is the first time any study has recorded the growth of graphene nanoribbons on the(1,0,0) face.

这是首次有任何活动家鼓起勇气问一个在国家层面上的抗议。
This was the first time any activist had the courage to ask for a protest on the national level.

这是首次对病毒引起的大多数癌症类型进行系统的研究。
This is the first time that a systematic study of the majority of cancer types caused by viruses has been made.

这是首次有人明确提出基因可能含有密码，或者更简单地说，基因就是密码。
This was the first time anyone clearly suggested genes might contain, or even simply could be, a code.

南乌拉尔国立大学称，这是首次发现抗病毒药物的类似效果。
According to the Southern Ural National University, this is the first time that antiviral drugs have been found to have similar effects.

这是首次由气候公约主席国正式主办的人权活动。
This was the first time that the Climate Convention Presidency has officially hosted an event on human rights.