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单词 Recognition signal
释义

Recognition signal

英语百科

Recognition signal

HMS Belfast (C35) using International maritime signal flags as a recognition signal

A recognition signal is a signal where a person, a ship, an airplane or something else is recognized. They can be used during war or can be used to help the police recognize each other during undercover operations. It can also be used in biology to signal that a molecule or chemical is to be bound to another molecule.

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更新时间:2025/6/19 2:19:35