Oga
abbr. out gimbals axis 外平衡环轴; outer gimbal axis 外部万向支架轴，陀螺外框轴
🗣️ 情景例句
This is as useful as screen door on a submarine.
这毫无用处。
Use a book as a bee does flowers.
读书如蜜蜂采花，吸取其中之精华。
Some of us do not know much about the theatre.
我们中有些人还不太懂戏剧。