There followed a gap of four years, during which William joined the Army. 之后有4年的间隔,期间威廉参军了。
The manifesto calls for a greater effort to recruit young scientists to fill the gap left by a wave of retirements expected over the next decade. 该声明呼吁加大力度招募年轻的科学家,以填补预期未来十年内一波退休高峰所留下的空缺。
...the gap between rich and poor. …贫富差距。
The product has filled a gap in the market. 这个产品填补了市场的空白。
By 1973, this gap had narrowed almost to vanishing point. 到1973年,这一差距已缩小到几乎为零。