氚是最和缓的放射性同位素之一.Tritium is one of the mildest radioactive isotopes.更为活跃的是氢的较重同位素, 氘和氚.More reactive are the heavier isotopes of hydrogen, deuterium and tritium.氚肺扫描可能有助于早期诊断吸入性损伤.Xenon lung scans may be helpful in the ear...
What does the word "feminist" conjure up for you?“女权主义者”这个词会让你想到什么？I can't simply conjure up the money out of thin air.我是不能像变魔术似的把钱变来.The words "Cote d'Azur" conjure up images of sunny days in Mediterranean caf...