Uag
abbr. Upper Atmosphere Geophysics 高层大气地球物理学
🗣️ 情景例句
Good.
好极了。
Too much knowledge makes the head bald.
知识多，老得快。
Fortunately, however, ancient men made tools of stone, especially flint,
然而， 幸运的是，远古人用石头制作了工具，特别是用燧石，