Sheed
abbr. Scanning High Energy Electron Diffraction 扫描高能电子衍射
🗣️ 情景例句
Will it take long?
要很久吗？
It is better to do well than to say well.
理论好不如实际好。
Hi, Carol!Where's Tom?
你好，卡罗尔！汤姆在哪儿？