Qso
abbr. quasibiennial stratospheric oscillation 同温层双手振动
🗣️ 情景例句
You'll meet them.
你会见到他们的。
Could I possibly make it early in the afternoon?
我可以约在下午一上班的时间吗？
Many firms, for instance, have great difficulty in obtaining technical or scientific books from libraries
比如，很多公司向图书馆借阅科技书籍时感到很困难，