Sonomicroscope
声显微镜
🗣️ 情景例句
Would you like to call home?
你给家里挂个电话怎么样？
How about 12:45?
12点45分怎么样？
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。