Pellidon
多孔聚酰胺膜
🗣️ 情景例句
It's so good to have you home again ...
真高兴 ，你又回家了……
I often go out in the morning.
我常常在早上出门。
Some old people are oppressed by the fear of death.
有些老年人因为怕死而感到烦恼。