- lead code
- 前导: lead the way; march in front ...
- 码: a sign or object indicating ...
- 引导码: preamble code
- 制导码: guidance code
- 前导: 1.(在前面引路) lead the way; march in front; precede2.(在前面引路的人) a person who leads the way; pioneer; guide 以仪仗队为前导 with the guard of honourmarching at the head; 前导轮 front jockey wheel
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