在视觉之外,看不见
out of sight
adj : not accessible to view; "concealed (or hidden) damage"; "in
stormy weather the stars are out of sight" [syn: {concealed},
{hidden}]
adv 1: no longer visible; "the ship disappeared behind the horizon
and passed out of sight" [syn: {out of view}]
2: quietly in concealment; "he lay doggo" [syn: {doggo}, {in
hiding}]