Etp
[医][=electron transfer particle]电子传递粒子
🗣️ 情景例句
but they need me at the hospital today,
但今天医院有事，
They had to cut down a lot of trees to make room for farms.
他们为了为农场增加空间不得不砍倒很多树。
Are there any children in the room?
屋子里有小孩吗？