Serj
abbr. space electric ramjet 空间导电冲压式喷气发动机
🗣️ 情景例句
I believe my English fluency is quite good.
我认为自己的英语相当的流利。
To know how to wait is the great secret of success.
懂得如何等待是成功的秘诀。
What a pity!
真可惜！