Discrete series
[计] 离散序列
🧩 词语组成解析
🗣️ 情景例句
They smell wonderful.
闻起来很香。
To navigate
航海
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。