Quadrielectron
四电子(组合)
🗣️ 情景例句
you've made a very strong impression
你已经留下了非常深刻的印象
He has been working in advertising for ten years, but now he is teaching.
他曾经在广告公司服务十年，但现在在当老师。
Where's Meimei?
梅梅在哪里？