Pentactin
五放体(海绵)
🗣️ 情景例句
How come I wasn't told?
你怎么没有听说？
The students tumbled over each other as they got off the bus.
学生们下车的时候，由于拥挤一个叠一个的摔倒了。
the cost of managing and administering the business.
企业行政管理费。