topping-up

基本解释

Time - barrels require filling, emptying and topping up - all take time and have a labour cost.
时间-桶需要填充、排空加油——所有的花费时间和劳动成本。
If Keck can see back in time, imagine what the biggest telescope in the world, the Great Canary Telescope, can pick up with its chart-topping aperture.
如果说凯克能回溯时光，世界上最大的望远镜——大加纳利望远镜拥有最为强大的物镜，又具有什么样的能力呢？
The date cited for the expected deployment is years ahead of previous Pentagon public forecasts and may be a sign that China's rapid military build-up is topping many experts' expectations.
时间比美国五角大楼先前预测的日期要早几年。这可能显示出，中国军队建设正快速发展，超出许多军事专家的预测。

One plan is to abolish a surcharge imposed on the topping-up of a pre-paid mobile telephone card.
ECONOMIST: Italy needs to deregulate its economy
OneCard, for instance, takes 7-10% from retailers and also charges customers for topping up with pre-paid cards.
ECONOMIST: Online payments
European unemployment insurance could be limited to topping up benefits for short-term jobless.
ECONOMIST: Charlemagne