[mass noun]the ability to predict or action of predicting what will happen or be needed in the future 预见;先见之明 he had the foresight to check that his escape route was clear. 他很有先见之明地核实了自己的逃跑路线是否畅通无阻。
the front sight of a gun (枪的)前准星
(Surveying)a sight taken forwards (测绘)前视
语源
Middle English: from fore- + sight, probably suggested by Old Norse forsjá, forsjó