Unit-area acoustic impedance
[电] 单位面积声阻抗
🗣️ 情景例句
Well, can you come fishing with me tomorrow?
那么, 你明天能和我一起去钓鱼吗?
The contract will be sent to you by air mail for your signature.
合同会航邮给你们签字。
Thank you, Mum, for my party, and for my beautiful presents!
妈,谢谢你为我举办聚会,谢谢你送给我美丽的礼物!
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