Bootprints
(bootprint 的复数) n.靴印
🗣️ 情景例句
You're a big boy.
你是个大孩子了。
I think this is a fake diamond.
我想这是假钻石。
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。