Mikroplakite
片状包体
🗣️ 情景例句
May I talk to you about something that's bothering me?
我能和你谈一件让我挺烦心的事吗？
It slipped my mind.
我不留神忘了。
I'm planning to do a special study of satellites next term.
我计划下学期就卫星的问题做些特别的研究。