Wiktionary英语词典
收录 1,329,381 个英语单词，来自Wiktionary的英文释义、IPA发音、词源、词形变化和词汇关系数据
R开头单词
(共59,864个)
The act of treating something with radium.
To treat with radium.
simple past and past participle of radiumize
A device for treating water with radium, once believed to have health benefits.
plural of radiumizer
third-person singular simple present indicative of radiumize
present participle and gerund of radiumize
Resembling or characteristic of radium.
plural of radium
The therapeutic use of radium.
The long bone in the forearm, on the side of the thumb.
A radius rod.
plural of radius arm
In a steam engine, a rod pivoted at one end and connected at the other with a concentrically moving ...
plural of radius bar
maximum distance a ship, vehicle, etc. can travel away from its base without refueling
for a power series ∑ₙ₌₀ ᪲c_n(z-a)ⁿ, the unique number R=[0,∞] such that the sum is convergent for |z...
The radius of the osculating circle at the point on the curve
Given a body B, the distance from a given axis of rotation at which a point mass of the same mass as...
Synonym of radius bar.