radiation
英 [re?d?'e??(?)n]
美[,red?'e??n]
- n. 輻射；發(fā)光；放射物
CET4TEM4CET6TOEFL中低頻詞常用詞匯
詞態(tài)變化
復(fù)數(shù):?radiations;
中文詞源
radiation 放射線，輻射
來自 radiate,放射，輻射。
英文詞源
- radiation (n.)
- mid-15c., "act or process of radiating," from Middle French radiation and directly from Latin radiationem (nominative radiatio) "a shining, radiation," noun of action from past participle stem of radiare "to beam, shine, gleam; make beaming," from radius "beam of light; spoke of a wheel" (see radius). Meaning "rays or beams emitted" is from 1560s. Meaning "divergence from a center" is 1650s.
雙語例句
- 1. The radiation can damage microprocessors and computer memories, causing them to malfunction.
- 輻射會損壞微處理器和電腦內(nèi)存，使之失靈。
來自柯林斯例句
- 2. The material can absorb outward-going radiation from the Earth.
- 該物質(zhì)可以吸收地球向外輻射的能量。
來自柯林斯例句
- 3. Possibly we are accustomed, biologically speaking, to this background radiation.
- 從生物機理上說，我們可能已經(jīng)習(xí)慣了這種本底輻射。
來自柯林斯例句
- 4. The star grew 30% brighter and threw off huge amounts of radiation.
- 那顆星的亮度增加了30%并釋放出大量輻射。
來自柯林斯例句
- 5. Their cancers are not so clearly tied to radiation exposure.
- 他們的癌癥是否和接觸放射線有關(guān)還不太清楚。
來自柯林斯例句