Echelle
阶梯(分级)光栅
🗣️ 情景例句
The grass. The trees. The fresh air.
草地， 树木， 新鲜空气。
There's nothing to do because tomorrow is a holliday.
无所谓因为明天是假期。
She started to run to the boat.
她拔腿就往小船跑去。