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	precursory precycling predate predated predates predating predation predations predator predatorily predatoriness predators predatory predecessor predecessors predestination predestinations predestined predeterminable predeterminate predetermination predetermination predeterminations predetermine predetermined 鼠辈鼢鼢鼠鼥鼧鼧鼥鼩鼩鼱鼪鼫鼬鼬獾鼯鼯鼠鼱鼷鼷鼠鼹鼹鼠鼻鼻塞鼻子鼻孔鼻息鼻梁

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