Krikalev said Nauka's engines fired because of a mistake in the control system.

克里卡列夫表示，科学号的发动机点火是因为控制系统出现错误。

Nauka is the first new module for the Russian part of the International Space Station since 2010.

科学号是2010年以来国际空间站俄罗斯部分的首个全新太空舱。

And Russia has upgraded its capabilities on the International Space Station after its new Nauka module successfully docked there.

在最新的Nauka太空舱成功对接国际空间站后，俄罗斯提升了其在国际空间站的能力。

The problem happened on July 29 when engines on Russia's Nauka laboratory module fired shortly after it arrived at the International Space Station.

问题发生在7月29日，当时俄罗斯科学号实验舱的发动机在它对接国际空间站后不久就启动了。