Birdcall
n. 鸟叫声, 模仿的鸟叫
🗣️ 情景例句
It's a deal!
就这么约定！
As the touchstone tries gold,so gold tries man.
试金之石可试金，正如黄金能试人。
Please sign a copy of our Sales Contract No.156 enclosed here in duplicate and return to us for our file.
请会签第156号销售合同一式两份中的一份，将它寄回我方存档。