Zd
n. 天顶距（zenith distance）；零色散（Zero Dispersion）
🗣️ 情景例句
The arbitration decision shall be final and binding on both parties.
仲裁裁决是最终的，对双方均有约束。
We'd love to have you.
我们很想邀请您。
the food simply local cheese accompanied by bread often twelve months old, all washed down with coarse wine.
食物是当地的干酪和通常存放了一年之久的面包，人们就着劣酒吞下这种食物。