implacable

词根词缀:

词根
plac,plais
1 = to please 取悦,使满意

complacent adj. 自满的

com 加强 + plac 取悦,使满意 + ent 具有…性质的,关于…的 →〔自己〕非常满意 → 自满的

complacence n. 自满

com 加强 + plac 取悦,使满意 + ence 表行为 → 自满

complacency n. 满足

com 加强 + plac 取悦,使满意 + ency 表状态 → 满足

complaisant adj. 讨好的

com 加强 + plais 取悦,使满意 + ant …的 → 取悦〔别人〕→ 讨好的

2 = to calm,to soothe 使平静;安慰

implacable adj. 不平静的;难以安慰的

im 不 + plac 使平静;安慰 + able 能…的 → 不平静的;难以安慰的

placate v. 安慰,抚慰

plac 使平静;安慰 + ate 使… → 使…平静 → 安慰

placebo n. 安慰剂

plac 使平静;安慰 + ebo → 让人平静〔的东西〕→ 安慰剂

placid adj. 平静的

plac 使平静;安慰 + id …的 → 平静的

数据来源:新东方英语词汇速记大全

相关例句:

The horror of man led the misanthropic prophet to implacable hatred of the world.

人类的恐怖行为导致这位遁世的预言家对人世深恶痛绝。

He was constantly persecuted by his implacable enemies.

他一再遭到死敌的迫害。

The others, drawing a second's breath, closed in again, implacable, unconquerable, ferocious.

其他的人透一口气,又一次围拢来,毫不留情,势不可当,狰狞残忍。

He looked at matilda's implacable face.

他注视着玛蒂尔达那无法平静的脸庞。

How many times had that implacable spark, lighted within him, and upon him by the Bishop, dazzled him by force when he had wished to be blind!

多少次,主教在他身上,在他内心点燃的这个铁面无私的光明,在他希望看不见时,却照得他眼都发花!

Social development and environment that mankind depend on for existence destroy, seem, succeed a pair of implacable contradictions like in front of us day by day.

社会发展和人类赖以生存的环境日益被破坏似乎成了一对不可调和的矛盾摆在我们面前。