常見(jiàn)例句The earth is only a speck in the universe.地球在宇宙中只不過(guò)是一個(gè)小點(diǎn)罷了。A solid body, moving in space, that is smaller than an asteroid and at least as large as a speck of dust.流星體活動(dòng)在空間的固體天體,比小行星小,至少與塵埃一樣大 返回 specked