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	businesscard business cards business-class business class businessclass business-end business end businessend businesses business-hours business hours businesshours business is business businesslike businessman Business management-topic Business management-topic AOB Business management-topic AOB Business management-topic bookkeeping Business management-topic bookkeeping Business management-topic business Business management-topic business Business management-topic CEO Business management-topic CEO Business management-topic chairman 饮宴饮弹饮恨饮恨吞声饮恨而终饮料饮料加热棒饮服饮水饮水思源饮汤饮河鼹鼠饮泣饮泣吞声饮片饮牲口饮用饮用水饮羽饮茶饮誉饮酒饮食饮食业饮食传播

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