嵐あらしの大たい洋よう

noun

Oceanus Procellarum; Ocean of Storms

Proper noun referring to a large lunar mare on the Moon's western edge. Used in astronomy and planetary science contexts.

• 嵐あらしの大たい洋ようは月つきの西にし側がわにある広こう大だいな海うみです。

  Oceanus Procellarum is a vast mare on the western side of the Moon.