他正在修剪草坪边缘，让它看起来更整齐。

He is ___trimming the edges of the lawn to make it look neater.

她在帽子上加了一些丝绸花作为装饰。

She added some silk flowers as ___trimming to her hat.

学校正在考虑削减开支，包括减少课外活动和延迟设备更新。

The school is considering ___trimming expenses, including cutting extracurricular activities and delaying equipment upgrades.