-ops
abbr. （美国）物价管制局（Office of Price Stabilization）；管道安全处（Office of Pipeline Safety）
🧩 词语组成解析
abbr. （美国）物价管制局（Office of Price Stabilization）；管道安全处（Office of Pipeline Safety）
🗣️ 情景例句
Pubs and discos are good place to kill time.
酒吧和舞厅是消磨时间的好地方。
I still have some questions concerning our contract.
就合同方面我还有些问题要问。
One is the general atmosphere of secrecy in which it is carried out,
一是科研工作中普遍存在的保密气氛；