Argyn
[医] 阿尔今(蛋白银商品名)
🗣️ 情景例句
OK. Let's have a look at it.
好，让我们来看看。
Today English is the international language of business and trade.
如今英语是商务和贸易的国际性语言。
and a period (which is the time it takes a wave crest to travel one wave length).
和周期（浪峰走过一个波长所需的时间）。