Usfs
[医]United States Frequency Standard
🗣️ 情景例句
OK. Thanks. See you later.
好 谢谢。再见。
Where's a tax-free shop?
免税店在哪儿？
But we don't fight very often. We love each other and we are both very happy that we are twins.
但是我们并不经常争吵。我们互相爱护，我们都非常庆幸是孪生。