Ledkore
有铅垫板的沥青防水层
🗣️ 情景例句
Part of the building for older people,
建筑物中的一部分给老年人用，
I ask him to do the dishes right now.
我要求他立刻洗碗碟。
Right from the start there was trouble with the Hubble.
从最开始哈勃望远镜就有问题。