詞語：gap-filler
gap-filler的參考例句
1.Is this model sustainable or just the "gap-filler" until the national grid system is installed and stable? 這種模式是可持續的嗎？或者只是在國家電網系統安裝和穩定之前填補空白？
2.Hi-Tech four-dimensional biological and chemical mining "natural latex compound aperture gap filler technology nanometer cross-linking" and natural plant extracts. 四維高科生化采以「天然乳膠縫隙孔徑復合交聯納米填充技術」及天然植物萃取液。