Uasb
abbr. upflow anaerobic sludge blanket 升流式厌氧污泥床
🗣️ 情景例句
Well, we'll phone every hour,
好了， 我们每个小时都打电话
The brightest of all things, the sun, has its spots.
金无赤足，人无完人。
A robot-arm from the Endeavour will grab the telescope and hold it while the astronauts make the necessary repairs.
当宇航员进行必要的修复工作时，“奋进”号上的一只机器手将抓住望远镜并托住它。