Sed
abbr. 航天工程文献（Space Engineering Document）；光谱能量分布（Spectral Energy Distribution）
🗣️ 情景例句
Your meal will soon be served, please enjoy a drink first.
你们的菜很快就上，请先喝杯饮料。
That's awful.
那太可怕了。
Fine, thank you, Li Lei. How are you?
我很好，谢谢。你呢？