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	martello-tower Martello tower martellotower marten martens Martha martha graham martha-graham marthagraham marthas vineyard martha's-vineyard marthas-vineyard Martha's Vineyard martha'svineyard marthasvineyard martha-vineyard martha vineyard marthavineyard martial martial-art martial art martialart martial arts martial-law martial law 鱼塘鱼子鱼子酱鱼尾鱼尾纹鱼尾葵鱼市鱼帘子鱼情鱼打花鱼排鱼插鱼杆鱼松鱼枷鱼栅鱼栏鱼梁鱼梯鱼死网破鱼水鱼水情鱼汛鱼池鱼油

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