Echelle
阶梯(分级)光栅
🗣️ 情景例句
A photographic journey.
一次透过摄影作品的旅行。
The offer isn't subject to prior sale.
本报盘以货物未售出为条件。
One hour and seventeen minutes passed and we had not even covered half the distance.
1小时17分过去了，走了还不到一半路程。