Fluvisol
冲积土
🗣️ 情景例句
A list of these items and a volunteer form
这些物品的清单和义工申请表格
The best (greatest) fish keep (swim near) the bottom.
好鱼游水底（指：有价值之物不能轻易得到）。
The study of custom can be profitable only after certain preliminary propositions have been accepted,
只有在某些基本的主张被接受下来、同时有些主张被激烈反对时，