accretionKK [əˋkriʃən] /əˈkɹiʃən/发音名词1逐渐增长、累积正式The museum's collection grew by slow accretion over many decades.博物馆的馆藏在数十年间慢慢累积而成。2附加物、增生物正式Centuries of accretions have obscured the temple's original design.数百年来不断添加的部分已让这座神庙的原始样貌模糊不清。3吸积天文Gas spirals into the black hole through a hot accretion disk.气体透过高温的吸积盘螺旋落入黑洞。4堆积、淤积地质Sand accretion has widened the beach on the northern side.泥沙堆积使北侧的海滩变宽了。用这个字练口说→