步步为营

步步为营 [bù bù wéi yíng]

1. ■ advance gradually and entrench oneself at every step; consolidate at every step; expand as one goes along; fortifications are erected every time the troops make an advance; make a stand at every step; move carefully every step on the way; on the alert; pitch [break] camp and advance in a series of marches

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常用词组

1. ■ 步步为营法 {计} bootstrapping