Piven
[人名] 皮文
🗣️ 情景例句
Please give him the message.
请转告他。
In this flat country people grow wheat and corn and raise cattle.
在这个平原国家人种小麦和玉米并且养牛。
the necessary method of study is to group the relevant material and to take note of all possible variant forms and conditions.
应采取的研究方法是，把有关各方面的材料汇集起来，同时注意任何可能出现的异常情况和条件。