| 短语 | be on the trail of sb / sth |
| 释义 | be on the trail of sb / sth to be trying to find someone or something by getting information about them跟踪，追踪（捕）某人/某物:•industrial spies on the trail of technological secrets盯上技术机密的商业间谍•Police believe they are hot on the trail of a drug-smuggling gang (=they are close to finding them) .警方相信他们很快就能找到贩毒团伙。 |
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