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词汇
脈動星
释义
脈動星
mài dòng xīng
星名。是一種具有短周期脈衝輻射的天體。周期最短為零點零三三秒,最長也只有四秒多。其對於研究高密態物理學具有重要意義,且可作為檢驗廣義相對論的精密時鐘並用來研究射電波在星際空間中的傳播。
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He have build up a good business over the year
He have build up his own business
He have buy a pen
He have buy a shoe shop in the centre of town
He have do his possible though he fail at last
He have doubt about the whole enterprise
He have few friend
He have get a fever
He have get a ruler
He have get over the language barrier
He have go home
He have had burning or pain when he urinates
He have his arm lop off by an electric see
He have his clothes make to measure
He have his hair cut last sunday
He have his hand burn
He have his head turn by a concert of praise
He have issue two sons and one daughter
He have joined a computer society
He have jumped to a famous computer company
He have leave already
He have leave for Washington
He have many contact in the city
He have more English book than she
He have never curried favour with his boss
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更新时间:2026/8/16 13:41:56