







reconnaissance
investigation
scouting
detection
surveillance
Scouts fly off to investigate multiple sites.
Ultrasound is used by many animals that detect and some of them send out very high frequency sounds.

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Open the tool →侦查 (zhēn chá) means “reconnaissance, investigation, scouting, detection”.
侦查 is pronounced zhēn chá in Mandarin Chinese.
“reconnaissance” is 侦查 (zhēn chá) in Chinese.
This page has 2 example sentences using 侦查, each with pinyin and an English translation.
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