基本解釋n. [化學(xué)] 砹（化學(xué)元素At）同根派生 astatine相關(guān)詞英漢例句Here is a brief description of astatine. 回復(fù)：砹的顏色是什么？Any of a group of five chemically related nonmetallic elements including fluorine,chlorine,bromine,iodine,and astatine. 鹵素包括氟、氯、溴、磺、砹有化學(xué)聯(lián)系的五個(gè)非金屬元素一族中的任何一個(gè)Any of a group of five chemically related nonmetallic elements including fluorine, chlorine, bromine, iodine, and astatine. 鹵素包括氟、氯、溴、磺、砹有化學(xué)聯(lián)系的五個(gè)非金屬元素一族中的任何一個(gè)Any of the five nonmetallic elements with similar chemical properties: fluorine, chlorine, bromine, iodine (I), and astatine (At). 周期表VIIa族元素，包括五種化學(xué)性質(zhì)類似的非金屬元素:氟（F）、氯（Cl）、溴（Br）、碘（I）和（At）。astatine should have the greatest tendency to form ??ations 砹應(yīng)該具有形成陽離子?鬃畬蟮那閬頡?/UK>astatine更多例句詞組短語短語astatine - ionic 離子型at -astine labelled protein 標(biāo)記蛋白質(zhì)211 at -astatine labelled protein at標(biāo)記蛋白質(zhì)astatine更多詞組英英字典劍橋英英字典 a chemical element that is radioactive and is the rarest natural element on the Earth's surface柯林斯英英字典 a radioactive element of the halogen series: a decay product of uranium and thorium that occurs naturally in minute amounts and is artificially produced by bombarding bismuth with alpha particles. Symbol: At atomic no: 85 half-life of most stable isotope, 210At: 8.1 hours probable valency: 1,3,5, or 7 melting pt: 302C boiling pt: 337C (est) astatine劍橋字典astatine柯林斯字典專業(yè)釋義化學(xué)砹地球科學(xué)砹能源科學(xué)技術(shù)砹