Paraballoon
充气天线
🗣️ 情景例句
Yeah. Thanks.
真的。 谢谢。
It seems you are not very patient with me, Ruth.
露丝，你似乎对我不太有耐心。
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。