…a determination of one’s position made by taking bearings at different times and allowing for the distance covered in the meantime…
…bring about a person’s downfall or spoil their chances of success…
…(of a person’s eyes, attention, or mind) be directed steadily or unwaveringly toward…
…determine the position of (something) by visual or radio bearings or astronomical observation…
…direct one’s eyes, attention, or mind steadily or unwaveringly toward…
…arrange for someone to have something; provide someone with something…
…if something is reasonably successful or effective, there is no need to change or replace it…
