名词
中文翻译：准备符号
同义词：
['sign', 'symbol', 'token例句：1. The preparation symbol is displayed on the front of the box.（准备符号显示在盒子的前部。）2. The teacher used a symbol to indicate the answer.（老师用一个符号来表示答案。）3. The student was confused by the symbol on the board.（学生对黑板上的符号感到困惑。）']
例句：
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1. The preparation symbol is displayed on the front of the box.
准备符号显示在盒子的前部。
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2. The teacher used a symbol to indicate the answer.
老师用一个符号来表示答案。
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3. The student was confused by the symbol on the board.
学生对黑板上的符号感到困惑。