en_tn/act/27/12.md

harbor was not easy to spend the winter in

You can make explicit why it was not easy to stay in the harbor. Alternate translation: "harbor did not sufficiently protect docked ships during winter storms" (See: rc://en/ta/man/translate/figs-activepassive)

harbor

a place near land that is usually safe for ships

city of Phoenix

Phoenix was a port city on the south coast of Crete. (See: rc://en/ta/man/translate/translate-names)

to spend the winter there

This speaks about the season of winter as if it were a commodity that someone can spend. Alternate translation: "to stay there for the cold season" (See: rc://en/ta/man/translate/figs-metaphor)

facing both southwest and northwest

Here "faces northwest and southwest" means the opening of the harbor was toward those directions. Alternate translation: "it opened to the northwest and southwest"

southwest and northwest

These directions are based on what one sees as one faces the setting sun. Northwest is a little to the right of the setting sun, and southwest is a little to the left of the setting sun.