To use any of the above modules, you need to connect your Google account to Integromat. If you do not have a Google account yet, you can create one here. Google Translate is available as a paid service. For more details, please visit here.
To connect your Google account to Integromat, follow the general instructions for Connecting to services.
When filling in the connection information, you will be asked to enter your API key. To get your API key, go to the Google Developer console and create here a new project. Next, go to Overview -> Google APIs, select Translate API and activate it. In the Credentials tab, click on Create credentials and select API key. Then, click on Server key and enter a name. Clicking the Create button will generate the requested API key.