If you want to hide the url behind descriptive text, you can simply use this format:
[descriptive text](full url)
If you need to personalize the url for each recipient, you can combine this technique with the personalization technique:
[descriptive text](((url)))
You can personalize one, both or none of the two parts of the link. In the example above, I only personalized the url part.
Using the keyword "url" rather than the actual url will make it easier for you to personalize this for each recipient. Think of it as the name of a variable. Like the following:
url = http://canada.ca
in [descriptive link](((url)))
will give: