Underframes
(underframe 的第三人称 -s形式) 底架[框], 底座
🗣️ 情景例句
And you also need bodies to do repainting?
你们也需要人手来重新粉刷吗？
I want to apologize.Is there anything I can do?
我要道歉。我能想点什么办法吗？
It is the natural frequency of emission of the hydrogen atoms in space and was discovered by us in 1951;
这个频率是空间氢原子释放的自然频率，是在1951年被人类发现的。