英语词汇“tracer”的意思、释义、用法及双语翻译-时代网

词汇	tracer
释义	noun tracer bullets Radioactive tracers have been used to map the metabolic activity of the brain.
随便看	lightgreen light-greens light headed light-headed lightheaded light-headedly light-headedness light headedness lightheadedness lightheadednesses light hearted light-hearted lighthearted light-heartedly light heartedly lightheartedly lightheartedly light-heartedness light heartedness lightheartedness lightheartedness lightheartednesses light-heavyweight light heavyweight lightheavyweight 一片冰心在玉壶一片废墟一片汪洋一片漆黑一片焦土一片至诚一物降一物一犬吠形，百犬吠声一犬吠影，百犬吠声一瓣心香一生一生一世一生一代一生世一男半女一番一病不起一白遮百丑一百一一百个一百八十度一百零一一盘散沙一盘棋一目了然

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