我在考试前快速浏览了所有章节的重点内容。

Before the exam, I was ___skimming through all the chapters for key points.

燕子轻轻掠过湖面觅食。

The swallow was ___skimming the lake to hunt for food.

她正在把咖啡表面的泡沫撇掉。

She is ___skimming the foam off the top of the coffee.

收银员被指控通过找错零钱的方式从顾客那里克扣少量金额。

The cashier was accused of ___skimming small amounts from customers by giving incorrect change.