4周搞定2000+托福核心词
inconspicous = in(不) + con(共同) + spic(看见) + ous(形容词) = 大家都不能一眼看见的→不显眼的
indifference = in(不) + dif(分开) + fer(带来) + ence(性质) = 不分开对待→冷漠
evaluation = e(出去) + valu(价值) + ation(表结果) = 将价值说出来→评价，估价
valueable = valu(价值) + ue(...的) + able(形容词) = 能有价值的→有价值的
abominable = ab(离开) + omin(预言) + able(能…的) = 离开预兆→憎恨预兆→可恨的
acceptable = ac(使) + cept(握住) + able(能…的) = 可使握住的→可接受的
不可估价的→无价的
invaluable
常考释义
The new glass he created was softer and easier to decorate, and had a higher refractive index, adding to its brilliance and beauty, and it proved invaluable to the optical industry.
因此他创造的新玻璃更柔和, 更容易装饰, 并具有更高的折射率, 增加了它的光泽和美丽, 并证明它对于光学行业是无价之宝。
来源于：剑雅12-TEST8adj. 无价的；极其宝贵的
I was able to gain invaluable experience over that year.
那一年下来，我收获了非常宝贵的经验。
The research should prove invaluable in the study of linguistics.
此项研究应该会被证明对语言学研究具有极高价值。
From a military perspective, this has been invaluable.
从军事的角度看，这是无价的。
来自《机械战警》
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