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	combine forces with somebody combine forces with something combine forces with sth combiner combiners combines combing combining combining-form combining form combiningform combining forms combinings comb-like comblike combo combos comb out comb out something comb out sth combover combs comb something out comb something ↔ out comb sth out 天黑天鼓太太上太上忘情太上皇太上老君太乐太乙太亲翁太仆太仓太仓一粟太保太傅太元太公太公钓鱼，愿者上钩太初太医太原太原市太叔太古太古宙

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