Beryllia
氧化铍
🗣️ 情景例句
Too noisy to study.
太吵了书看不下去。
Thank you for inviting me to speak at the dinner.
谢谢你邀请我共进晚餐。
There was danger that the wave would rebound off the other side of the bank and send the dish plunging into the water again.
但是当波浪从河对岸折回来时，就有再次把盘子拖进水里的危险。