Question

precursor n.先驱；前任；前兆；[生物]前体，前驱体 (1) 现代汽车的前身是不用马拉的，装有汽油发动机的车子。(2) 她任校长前是一位卓越的教育家。(3) 殖民地居民对英国不公正税收的反抗预示着革命的到来。(4) 赖氨酸是某些生物碱的前体。 You don't have to be a dead languages scholar to guess that this word springs from a Latin source — praecursor, "to run before." A precursor is usually related to what it precedes. It's a catalyst or a harbinger, leading to what follows or providing a clue that it's going to happen. Binging on holiday candy is a precursor to tummy aches and promises to exercise more. Draconian policies in unstable nations are often a precursor to rebellion.

Accepted Answer

英 [priː'kɜːsə(r)] 美 [priː'kɜːrsər] (1) The precursor of the modern car was a horseless carriage with a petrol engine.(2) Her precursor as school principal was an eminent educator.(3) Opposition by colonists to unfair taxation by the British was a precursor of the Revolution.(4) Lysine is a precursor of certain alkaloids. You've heard the old saying "Pride comes before the fall?" Well, you could just as easily say pride is a precursor to the fall. A precursor is something that happens before something else. 1[N-COUNT 可数名词]先驱；先锋；前身 A precursor of something is a similar thing that happened or existed before it, often something which led to the existence or development of that thing.   [usu with supp]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。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。

英语单词	precursor
英美音标	英 [priː'kɜːsə(r)] 美 [priː'kɜːrsər]
中文释义	n.先驱；前任；前兆；[生物]前体，前驱体
英语例句	(1) The precursor of the modern car was a horseless carriage with a petrol engine. (2) Her precursor as school principal was an eminent educator. (3) Opposition by colonists to unfair taxation by the British was a precursor of the Revolution. (4) Lysine is a precursor of certain alkaloids.
中文例句	(1) 现代汽车的前身是不用马拉的，装有汽油发动机的车子。 (2) 她任校长前是一位卓越的教育家。 (3) 殖民地居民对英国不公正税收的反抗预示着革命的到来。 (4) 赖氨酸是某些生物碱的前体。
vocabulary简明	You've heard the old saying "Pride comes before the fall?" Well, you could just as easily say pride is a precursor to the fall. A precursor is something that happens before something else.
vocabulary扩展	You don't have to be a dead languages scholar to guess that this word springs from a Latin source — praecursor, "to run before." A precursor is usually related to what it precedes. It's a catalyst or a harbinger, leading to what follows or providing a clue that it's going to happen. Binging on holiday candy is a precursor to tummy aches and promises to exercise more. Draconian policies in unstable nations are often a precursor to rebellion.
柯林斯解释	1 [N-COUNT 可数名词]先驱；先锋；前身 A precursor of something is a similar thing that happened or existed before it, often something which led to the existence or development of that thing. [usu with supp] 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。 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。

Precursor Modern 英 Priː'Kɜːsə(R)] 美 Priː'Kɜːrsər N.先驱；前任；前兆；[生物]前体，前驱体 Car Horseless