记忆方法
1、ac- "to" + cret- + -ion.
2、含义：an increasing, a growing larger.
2、含义：an increasing, a growing larger.
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词族 · accretion
词形变化
派生词
中文词源
accretion 堆积
前缀ac-同ad-. 词根cre, 生长，见create,生长，创造。指长到一起，堆积。
英语词源
- accretion
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accretion: see crescent
- accretion (n.)
- 1610s, from Latin accretionem (nominative accretio) "an increasing, a growing larger" (as of the waxing moon), noun of action from past participle stem of accrescere, from ad- "to" (see ad-) + crescere "grow" (see crescent).
权威例句
- 1. A coral reef is built by the accretion of tiny, identical organisms.
- 珊瑚礁是由许多相同的微生物不断堆积而成。
- 2. Every culture is an accretion.
- 每一种文化都是长期积淀的结果.
- 3. The multiple migration - accretion concept of Gruner deserves mention.
- 格鲁纳的多次迁移 ― ―增长说受到了重视.
- 4. This formation, called an accretion disk, may be very important in some stellar birth sequences.
- 这种构成物即所谓吸积盘, 它在恒星诞生的某些阶段可能是非常重要的.
- 5. There are two main theories concerning massive star formation accretion and merger.
- 文章简要叙述了有关大质量恒星形成的理论以及相关观测证据.