| 词汇 | pulse |
| 词根词缀 | 词源： 1. pulse (1) "a throb, a beat," early 14c., from O.Fr. pous (late 12c.), from L. pulsus (in pulsus venarum "beating from the blood in the veins"), pp. of pellere "to push, drive," from PIE *pel- "to shake, swing" (cf. Gk. pallein "to weild, brandish, swing," pelemizein "to shake, cause to tremble"). The verb meaning "to beat, throb" is first attested 1550s. 2. pulse (2) "peas, beans, lentils," c.1300, from O.Fr. pols, from L. puls "thick gruel," probably via Etruscan, from Gk. poltos "porridge." 词根记忆： n. 脉搏,脉冲I also heard of the false pulses elsewhere.我在别处也听说过这些虚假脉冲. n. 脉搏[pel,puls=drive,push,表示"驱动,推"] 词根词缀： pulse pulse n 脉搏 pel,puls= drive, push, 表示”驱动,推” appellant a 上诉的n. 上诉人(ap一再+pel+l+ant=一再推动的=上诉的) compel v 强迫(com共同+pel推=一起推=强迫) compeling a 激发兴趣的(compel+l+ing) expel v 开除,驱逐(ex出+pel=推出=开除) impel v 推进,驱动(im内+pel=内在推动=驱动) dispel v 驱散(烟雾等) (dis分开+pel=推开=驱散) propel v 推进(pro向前+pel=向前推=推进) propeller n 推进器(propel推进+l+er) repel v 击退(敌人) ,使…反感(re反+pel=推回去=击退) compulsion n 强制(com共同+puls+ion=共同推=强制) compulsory a 强制性的(com+puls+ory) expulsion n 驱逐(ex出+puls+ion=推出去=驱逐) pulse n 脉搏pulsate v (脉) 搏动(puls脉搏+ate) impulse n 冲动,刺激(im内+pulse=内在推动=冲动) impulsive a 冲动的(impulse+ive) propulsion n 推进(力) (pro向前+puls+ion=推进,动词,propel) repulse n 打退,击退(re反+pulse;动词:repel) repulsive a 排斥的,击退的(repulse+ive) |
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