Postdorsulum
后胸间片
🗣️ 情景例句
He never drinks except on special occasions.
除非在特别场合，他从不喝酒。
Mother enjoys listening to that symphony.
母亲喜欢听那首交响乐。
it must be known to any kind of radio astronomer in the universe.
这个频率是宇宙中任何射电天文学家都应该熟悉的。