Read the excerpt from "Ship's Chronometer from HMS Beagle.” As a maritime nation, the British were concerned with one problem in particular: they could make clocks that kept very good time as long as they stayed perfectly still but not when they were shaken about, and particularly not on board a rolling ship. If you wanted to sail, it was impossible to keep a precise record of time. Based on the context clues, what is the meaning of the word maritime in the passage?