Translation is the communication of the meaning of a source-language text by means of an equivalent target-language text. wikipedia.org

Russian is a Slavic language used primarily in Russia, Belarus, Uzbekistan, Kazakhstan, Tajikistan and Kyrgyzstan. It is an unofficial but widely spoken language in Ukraine, Moldova, Latvia, Turkmenistan and Estonia and, to a lesser wikipedia.org

Proofreading (also proof-reading) is the reading of a galley proof or computer monitor to detect and correct production-errors of text or art. Proofreaders are expected to be consistently accurate by default because they occupy the last stage of typographic production before publication. wikipedia.org

Presentation is the practice of showing and explaining the content of a topic to an audience or learner. Presentations come in nearly as many forms as there are life situations. wikipedia.org

Microsoft Excel is a proprietary commercial spreadsheet application written and distributed by Microsoft for Microsoft Windows and Mac OS X. It features calculation, graphing tools, pivot tables, and a macro programming language called Visual Basic for Applications. wikipedia.org

Canva is a free graphic-design tool website. wikipedia.org

PDF conversion is the process of converting PDF documents, an ubiquitous format for digital documents, to other formats, such as Microsoft Office formats (Word, Excel, Powerpoint), HTML, and computer graphics formats (GIF, JPEG, PNG).

Translation from English to Russian and Russian to English.

Presentation is the practice of showing and explaining the content of a topic to an audience or learner. wikipedia.org

Document conversion is the act of converting one document's format to another, which allows the document to be read in many more applications. Documents can be converted into: other source document formats, consumer formats, structured data.

Prezi is a cloud-based (SaaS) presentation software and storytelling tool for exploring and sharing ideas upon a virtual canvas. Prezi is distinguished by its Zooming User Interface (ZUI), which enables users to zoom in and out of their presentation media. wikipedia.org

Translation from English to Russian and Russian to English.

Microsoft PowerPoint, usually just called PowerPoint, is a non-free commercial presentation program developed by Microsoft. It is part of the Microsoft Office suite, and runs on Microsoft Windows and Apple's Mac OS X operating system. wikipedia.org