Pellidon
多孔聚酰胺膜
🗣️ 情景例句
That movie received a favorable review.
那部电影受到了好评。
If you trust before you try,you may repent before you die.
不经考验就依赖，不到瞑目便的悔。
We could see that the path continued on the other side, but we had no idea how we could get across the stream.
我们可以看到小路在深溪对岸继续向前伸展，但却不知如何越过这道深溪。