spacewalk

n act or time of moving about in space outside a spacecraft （在航天器舱外进行的）太空行走, 太空行走的时间.

soy, soya bean, soya sauce (also ,soy `sauce), soya sauce (also soy sauce), sozzled, sp, sp gr, spa, space, space invaders, space probe, space shuttle, space station, space-age, space-bar, spacecraft, spaceman, spaceship, spaceshuttle, spacesuit, spacing, spacious, spaciously, spaciousness, spackle, spade, spadeful, spadework, spaghetti, Spain, spam, span, spangle, spaniel, Spanish, spank, spanking, spanner, spar, spare,