Gradocol menibranes
[医] 超滤膜(应用在超滤法中的一种薄膜)
🗣️ 情景例句
It's called
它的题目是
Boy Scouts serve the community.
童子军服务社区。
It was used for keeping tea hot after it was made,said Wei Hua. It was filled with hot water.
“那是在茶沏好后用来保温的，”魏华说，“用来装热开水的。”