常見例句雙語例句A lump of radioactive cesium-137, for example, may decay at a steady rate overall, but individual atoms within the lump will decay in an unpredictable, random pattern.一團放射性銫137,整躰以恒定的速率衰變,但是其內(nèi)部單個原子的衰變是一種不可預測的隨機模式。 返回 radioactive-decay rate