先头

xiāntóu

ahead; in front; in advance, before; formerly; in the past

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ahead; before; in advance; in the past

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ahead; before; in advance; in the past

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xiān tóu

adv. ahead, in front, in advance, before, formerly, in the past

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xian1 tou2

in advance, ahead, before, previously

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先头

xiān tóu

（位置在前） ahead; in front; in advance:

先头部队 an advance party of soldiers; vanguard;

走在最先头 walk ahead of all other people

（以前） before; formerly; in the past:

她先头没来过。 She has never been here before.

我先头就听人说起过这件事。 I heard of it before.

先头坦克部队{军} leading tank unit;

先头梯队 forward echelon;

先头突击部队 spearhead

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先頭|先头 [xiān tóu] ► in advance ► ahead ► before ► previously