impede
英 [ɪm'piːd]
美[ɪm'pid]
- vt. 阻碍；妨碍；阻止
词态变化
第三人称单数: impedes;过去式: impeded;过去分词: impeded;现在分词: impeding;
助记提示
1. im- "into, in" + ped- + -e.
2. literally "shackle the feet".
3. 本义为“把脚给束缚住”。
4. 你也要插一脚进来。
2. literally "shackle the feet".
3. 本义为“把脚给束缚住”。
4. 你也要插一脚进来。
中文词源
impede 阻碍
im-,进入，使，-ped,脚，词源同foot,biped.引申词义限制脚的行动，锁上脚链，阻碍。
英文词源
- impede
- impede: see pedal
- impede (v.)
- c. 1600, back-formation from impediment, or else from Latin impedire "impede, be in the way, hinder, detain," literally "to shackle the feet" (see impediment). Related: Impeded; impedes; impeding.
双语例句
- 1. One shouldn't impede other's progress.
- 一个人不应该妨碍他人进步.
来自《现代汉英综合大词典》
- 2. At no time did I make an attempt to impede any investigatory effort.
- 我绝没有试图妨碍过任何调查工作。
来自柯林斯例句
- 3. Severe steric effects at the reactive carbon would impede the substitution.
- 大的立体效应阻止在碳上的取代.
来自辞典例句
- 4. It was intended to impede the apprehension of the person.
- 它旨在妨碍对该人的拘押的.
来自辞典例句
- 5. They also impede backmixing of sand.
- 同时也可防止砂子的返混.
来自辞典例句