单词double-O
n.: 〈俚〉详细追究[检查]
网络: 双圈
〔俚语〕详细追究[检查]
I have the new teacher the double - O.
我仔细打量了这位新来的老师。
Characteristics of Soil Surface Settlement for Double-O-Tube Shield Tunnel
双圆盾构隧道土体地表沉降特性
Analysis and Design of Self-energizing Sealing Devices with Double O-Rings
双O形圈自紧式密封结构的分析与设计