Protosubstance
矿脂胶凝质
🗣️ 情景例句
and you care about us,
而且关心我们大家，
Why does only one sock get lost at a time?
为什么袜子只丢了一只呢？
Soon the hobby leads to travel, perhaps to a meeting in another town, possibly a trip abroad in search of a rare specimen, for collectors are not confined to any one country.
用不了多久，有这种爱好的人便开始旅行，也许是去另一个城市参加会议，也可能是出国寻找一件珍品，因为收藏家是不分国籍的。