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	hand out handover hand over hand over to hand-picked hand round hands-down hands down handset hands-free handshake hands-off handsome handsomely handsomeness hand something to somebody on a plate hands-on handstand hands up! handwriting handwritten handy hang hang about hang about with 达累斯萨拉姆达纳达罗达能达芬奇达观达览达豪达贤达赖达赖喇嘛达达达达尼尔海峡达通达道达里奥达雷尔辿迁迁化迁变迁回迁地迁地为良迁安

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