Udg
[医]尿嘧啶-DNA糖苷酶
🗣️ 情景例句
You're a big boy.
你是个大孩子了。
ON. It gets bright.
合上开关，它就会变亮。
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。