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	debt of thanks debtor debtors debt-relief debt relief debtrelief debt ridden debt-ridden debtridden debts debug debugged debugger debuggers debugging debugs debunk debunked debunker debunkery debunking debunkings debunks de-burgh,-chris De Burgh, Chris 积弊积弱积弱积贫积微成著积德积德行善积怨积恨积恶积愤积愫积攒积数积日积时累日积木积极积极修辞积极分子积极性积案积欠积毁销骨积水积水成渊

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