1.Something scattered, especially a small, irregularly occurring amount or quantity:a scattering of applause. 2.PhysicsThe dispersal of a beam of particles or of radiation into a range of directions as a result of physical interactions.
origin,source,root,rootage,beginning- the place where something begins, where it springs into being; "the Italian beginning of the Renaissance"; "Jupiter was the origin of the radiation"; "Pittsburgh is the source of the Ohio River"; "communism's Russian root" ...
Radiation and ___ are the two coinages which the development of word meaning follows from monosemy to polysemy.相关知识点: 试题来源: 解析 Concatenation Radiation(辐射)和Concatenation(串联)是词义从单义到多义发展的两种主要模式。Radiation指词义以核心意义为中心向四周发散,如head(头部→领导→顶部);Concat...
The main sources of radiation in our environment are primordial radionuclides, which are radioactive elements that have been around since the formation of the Earth. These radionuclides have very long half-lives, meaning that they take a very long time to decay8,9,10. The radionuclides are ...
In July 2012, the ATLAS and CMS collaborations at the CERN Large Hadron Collider announced the observation of a Higgs boson at a mass of around 125 gigaelectronvolts. Ten years later, and with the data corresponding to the production of a 30-times larger number of Higgs bosons, we have...
geochronological data on Archean, Neoproterozoic and Palaeozoic HT-UHT metamorphic rocks, acquired by different techniques (SIMS and LA-ICP-MS) and showing distinct compositions, are reassessed to demonstrate HT-UHT metamorphism may result in modes and age distributions of unclear geological meaning. As...
Directions: Each of the following sentences has four underlined parts marked A, B,C,and D. Identify the part of the sentence that is incorrect. Then, without altering the meaning of the sentence, mark the corresponding letter and write down the correction.1. It was after shortly microscopes ...
必Although technology has changed the way 15weacquire friends, the meaning of friendship and our longing forfriends remain③ the same. 16 As Aristotle said, no one wouldchoose to live without friends, even if he had all other goods.一、障碍词汇注解update /'apdeIt/ n.最新消息①click /klrk...
There are different kinds of radiation but it is ionising radiation that can cause damage to living tissue at high levels making it vital to control our exposure to it. Radiation exposure depends on three factors, the: strength of the radiation source distance you are from it duration of the...
superior - of or characteristic of high rank or importance; "a superior ruler" low - less than normal in degree or intensity or amount; "low prices"; "the reservoir is low" 2. high - (literal meaning) being at or having a relatively great or specific elevation or upward extension (some...