4周搞定2000+托福核心词
omnipresenent = omni(到处) + pre(预先) + sen(存在) + ent(…的) = 到处都出现→无所不在的
precursor = pre(预先) + curs(跑) + or(人) = 先跑者→先驱
precipitation = pre(向前) + cipit(头) + ation(表名词) = 落在前头→降落,下降,沉淀
precipitous = pre(预先) + cipit(头) + ous(形容词) = 在前面是尽头 →险峻的
accumulation = ac(一再) + cumul(堆积) + ate(使) + ion(表名词) = 一再使堆积起来→积累
advocate = ad(强化) + voc(叫喊) + ate(使) = 增强声音→拥护
使头在前,一头栽下→沉淀
precipitate
常考释义
In the central deeper part of the basin, the last of the brine evaporated to precipitate more soluble sodium chloride (salt).
在盆地的中间深处,剩余盐水的持续蒸发形成更多的可溶的氯化钠(盐)。
来源于:阅读OFFICIAL7 P1vt. 使沉淀
The surface-modified Fe3O4 nanoparticles were monodispersed in an aqueous solution and did not precipitate in over 18 months.
在水溶液中,经表面修饰的四氧化三铁纳米颗粒能保持超过18个月的单分散性而不沉淀。
In the central deeper part of the basin, the last of the brine evaporated to precipitate more soluble sodium chloride (salt).
在盆地的中间深处,剩余盐水的持续蒸发形成更多的可溶的氯化钠(盐)。
来源于:阅读OFFICIAL7 P1vt. 促成;猛抛;使陷入
The event that precipitated the break with the mother country was the revolution of 1820 in Portugal.
促成巴西与宗主国(葡萄牙)决裂的事件是1820年的葡萄牙资产阶级革命。
vi. [化学] 沉淀;猛地落下;冷凝成为雨或雪等
The oxygen isotope ratio of the ocean changes as a great deal of water is withdrawn from it by evaporation and is precipitated as snow to form glacial ice.
当大量水被蒸发并以雪的形式沉积形成冰川冰时,海洋中氧的同位素比率会发生变化。
来源于:阅读OFFICIAL19 P3n. [化学] 沉淀物
adj. 突如其来的;猛地落下的;急促的
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