private; mine

use one thing for many purposes / work someone hard

to use one's head

record

documentary (documentary film)

(geometry) Euclidean distance - the distance between two points defined as the square root of the sum of the squares of the differences between the corresponding coordinates of the points; for example, in two-dimensional Euclidean geometry, the Euclidean distance between two points a = (aₓ, a_y) and b = (bₓ, b_y) is defined as:

a long-distance cross-country skiing race (such as at the Olympics)

metric space

星子: a female given name

(slang) Alternative form of ほしい