under the radar
中高级 (B2) informal
Going unnoticed or undetected.
"The small company had been operating successfully under the radar for years."
在语境中听
Inside Marc Andreessen & Ben Horowitz’s Multi-Family Office
Sourcery with Molly O'Shea · 59:57
under the radar.
China’s meeting with Taiwan’s opposition leader
Vox · 0:05
Taiwan under the radar.
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Economics Explained · 3:19
about offbeat startups, under the radar
How ICE's Surveillance System Works
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ability to fly under the radar.
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So, under the radar announcement of the