Aeroacoustic
a. 空气声学的
🗣️ 情景例句
Are you experienced in office management?
你在企业管理上有经验吗？
A single spark can start a prairie fire.
星星之火，可以燎原。
My father was shocked.Now we are not allowed to touch it.
我父亲大为吃惊，不许我们再动它。