ticktack
柯林斯詞典
1. N a system of sign language, mainly using the hands, by which bookmakers transmit their odds to each other at racecourses (賽馬場(chǎng)上賽馬登記賭注者間傳達(dá)投注賠率的)手勢(shì)信號(hào)[英國(guó)英語(yǔ)]
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1. N a system of sign language, mainly using the hands, by which bookmakers transmit their odds to each other at racecourses (賽馬場(chǎng)上賽馬登記賭注者間傳達(dá)投注賠率的)手勢(shì)信號(hào)[英國(guó)英語(yǔ)]