senescence

英式音标：[sɪˈnesns]

美式音标：

词汇分类：O水准精进你的词汇 GCE O Level Ace Your Vocabulary,最全词根词缀表（含例词）,高级英文词汇教程 - 高级常用词精选与重现,真•词根词缀记忆——蒋争,表观遗传学 Epigenetics,新说文解字：细说英语词根词源

概况：

n. 衰老

词义：

n.

老朽，衰老；老年期；

英英释义

senescence[ si'nesəns ]

n.

the organic process of growing older and showing the effects of increasing age

同义词：agingageing

the property characteristic of old age

同义词：agedness

用法：

双语例句

用作名词(n.)

Senescence is the key problem of cucumber storage.
衰老是黄瓜贮藏中的主要问题。

This suggests evolution affects or determines senescence.
这说明进化影响或决定着衰老。

权威例句

Cellular senescence: when bad things happen to good cells.

BRAFE600-associated senescence-like cell cycle arrest of human naevi

Senescence and tumour clearance is triggered by p53 restoration in murine liver carcinomas.

Pleiotropy, Natural Selection, and the Evolution of Senescence

A DNA damage checkpoint response in telomere-initiated senescence.

Crucial role of p53-dependent cellular senescence in suppression of Pten-deficient tumorigenesis

Oncogenic ras provokes premature cell senescence associated with accumulation of p53 and p16INK4a.

Leaf Senescence: Correlated with Increased Levels of Membrane Permeability and Lipid Peroxidation, and Decreased Levels of Superoxid...

Rb-Mediated Heterochromatin Formation and Silencing of E2F Target Genes during Cellular Senescence

The oncogene and Polycomb-group gene bmi-1 regulates cell proliferation and senescence through the ink4a locus.

同义词：senility,decrepitude,caducity

同根词：senility,senescent,senesce

英语词源：

senescence (n.)

1690s, from senescent + -ence. Related: Scenescency (1660s).

造句：

1. This will not only prevent senescence but will also contribute to better fruit quality.

这不仅为了防止早衰，并有助于提高果品质量。

-- 来源 -- 英汉 - 辞典例句

2. Calcium apparently acts in a similar manner as some of the hormones that defer senescence.

钙这种明显的作用同某些激素能够延缓衰老的作用方式相似。

-- 来源 -- 英汉 - 辞典例句

3. Senescence may be defined as the deteriorative events which precede the death of a mature cell.

衰老是成熟细胞死亡之前的败坏过程。

-- 来源 -- 英汉 - 辞典例句

4. The characteristic colour changes which are associated with the senescence of leaves of deciduous trees in autumn.

在秋天落叶树的叶子颜色变化特征，是同衰老相联系的。

-- 来源 -- 英汉 - 辞典例句

5. cytokinin:any of a class of plant hormones that promote cell division and growth and delay the senescence of leaves.

细胞分裂素:一种促使细胞分裂和生长并且延迟叶子枯萎的植物激素.

-- 来源 -- 英汉 - 翻译样例

6. cell senescence

细胞衰老

-- 来源 -- 英汉 - 翻译参考[网络]

7. plant senescence

植物衰老

-- 来源 -- 英汉 - 短句参考

8. It affects tuberization, leaf senescence, and dormancy.

它影响块茎形成、叶子衰老和休眠。

-- 来源 -- 英汉 - 辞典例句

9. senescence phase

衰老期；老年早期；开始老年期

-- 来源 -- 英汉 - 翻译参考[网络]

10. The senescence of fruit, i.e. the deteriorative events which occur after ripening, has not been intensively studied.

果实的衰老，也就是成熟以后所产生的败坏过程，尚未被深入地研究。

-- 来源 -- 英汉 - 辞典例句