Upe
[医]上游启动子元件
🗣️ 情景例句
Why are you in such a good mood?
为什么你的心情那么好？
Fill it up with unleaded and check the oil,please.
请加满不含铅的汽油，并检查一下机油。
so I got a ladder from the shed in the garden, put it against the wall,
于是，我从花园的小棚里搬来了一个梯子，把它靠在墙边，