precursor
英[priː'kɜːsə(r)]
美[priː'kɜːrsər]
- n. 先驱；前任；前兆；[生物]前体，前驱体
GRE TOEFL
详细释义
Noun:
-
a substance from which another substance is formed (especially by a metabolic reaction)
-
a person who goes before or announces the coming of another
-
something that precedes and indicates the approach of something or someone
双语例句
- 1. Error is often the precursor of what is correct.
- 错误常常是正确的先导.
来自《现代汉英综合大词典》
- 2. Real tennis, an ancient precursor of the modern game, originated in the eleventh century.
- 室内网球，现代网球运动的古老前身，起源于11世纪。
来自柯林斯例句
- 3. Error is often the precursor of what is correct, but conceit is the prelude to a fall.
- 错误往往是正确的先导, 骄傲是跌跤的前奏.
来自《简明英汉词典》
- 4. He said that the deal should not be seen as a precursor to a merger.
- 他说该笔交易不应该被看作是合并的前兆。
来自辞典例句
- 5. In the past this had been the precursor to strong decisions.
- 要是在过去,这就是要采取强力行动的预兆.
来自辞典例句
- The precursor of the modern car was a horseless carriage with a petrol engine.
现代汽车的前身是不用马拉的，装有汽油发动机的车子。 - Her precursor as school principal was an eminent educator.
她任校长前是一位卓越的教育家。 - Opposition by colonists to unfair taxation by the British was a precursor of the Revolution.
殖民地居民对英国不公正税收的反抗预示着革命的到来。 - Lysine is a precursor of certain alkaloids.
赖氨酸是某些生物碱的前体。
用作名词 (n.)
用法讲解
- cartilaginous precursor 前软骨
- precursor fault 初始断层
- vitamin precursor 维生素原
- precursor cell 前体细胞
- precursor relation 前身关系
- specific precursor 特异性前体
- precursor substance 产物母体,先质,前身...
- enzyme precursor 酶的前体
- milk precursor 乳前体物
- angiotonin precursor [医] 血管紧张素前...
- earthquake precursor 地震先兆现象...
- precursor chain 前身链
相关词汇
- ancestor 祖宗
- antecedent 前情
- forerunner 先驱
- predecessor 祖先
- herald 使者
- pioneer 先锋
- original 原始的
- originator 创始人
- parent 父母
- sign 手势
- foundation 根基
- leader 领袖
- foretaste 预示
- harbinger 先驱
【近义词】
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