O.d.
abbr. oute rdiameter 外径
🗣️ 情景例句
The match was postponed to the following Saturday because of bad weather.
比赛因天气不好而延期到下个星期六进行。
I beg your pardon?
对不起，请再说一遍。
You must have been driving at seventy miles an hour.
你刚才一定是以每小时70英里的速度开车。