O.d.
abbr. oute rdiameter 外径
🗣️ 情景例句
I think that all Chinese word hard and cherish their famillies.
我认为所有的中国人都工作勤奋而且十分关心家人。
You can receive our program at short wave 37.5 MH.
你可在短波37.5赫兹上收到我们的节目。
In 1995, there was a very big race.
1995年举行了一次盛大的比赛。