| 释义 |
hand signalnounA movement of a hand used to convey information or instructions: soldiers can communicate via hand signals...- Their commander is forced to use hand signals to communicate to the unit on the other side of the bus.
- When I teach rhythm to a dog, I work with voice signals, not hand signals.
- There should be a hand signal that garden columnists are allowed to use when driving which means: "Please be patient, I'm slowing down to rubberneck at someone's garden."
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