Seda
abbr. scanning electron diffraction attachment 扫描电子衍射装置
🗣️ 情景例句
In face, Australia is the only country that is also a continent.
事实上，澳大利亚是唯一作为洲的国家。
It's very nice of you to come and see me off.
您来给我送行，真是太客气了。
Your account is way past due.
你的户头过期未付太久了。