在对组织样本进行基因分析后，科学家确认这条蛇是一个此前不为人知的物种。

The scientist confirmed the snake was a previously unknown species after conducting a genetic analysis of tissue samples.

youdao

该研究小组由哈佛大学的格雷厄姆·雷诺兹博士带队，这位科学家在对组织样本进行基因分析后，确认这条蛇是一个此前不为人知的种类。

The team was led by Dr. Graham Reynolds, from Harvard University, the scientist confirmed the snake was a previously unknown species after conducting a genetic analysis of tissue samples.

youdao

该研究小组由哈佛大学的格雷厄姆·雷诺兹博士带队，这位科学家在对组织样本进行基因分析后，确认这条蛇是一个此前不为人知的物种。

The team was led by Dr. Graham Reynolds, from Harvard University, the scientist confirmed the snake was a previously unknown species after conducting a genetic analysis of tissue samples.

youdao

- "She lived unknown and few could know"-- how can she be unknown if few know anything about her?

她不为人知地活着，鲜有人知道她“,如果有任何人知道关于她的任何事情,又怎么能说他不为人知呢？

耶鲁公开课 - 文学理论导论课程节选

Now it's just possible that they're in that big archive somewhere, and I just haven't found them yet.

在某个,不为人知，的角落中。

耶鲁公开课 - 1945年后的美国小说课程节选

and it struck me that that there was a lot missing from the picture that has been given in Washington as they were trying to set policies that would affect education, that would affect the regulation of entertainment in terms of understanding of young people's relationships to technology.

让我感到震惊的是,在整件事情上还有许多东西不为人所知,在华盛顿这些都展示于世人面前,正如他们在制定政策,能够影响教育的发展，影响娱乐业的行业规则,至于了解,年轻人与技术的关系。

麻省理工公开课 - 媒体、教育、市场课程节选