基本解釋n.附加柱同根派生 extra-column相關(guān)詞英漢例句When you create a table, you can add an extra column to be the surrogate key. 儅創(chuàng)建一個表時,可以添加一個額外的列作爲(wèi)代理鍵。Add an extra column following each rating to calculate your average grades for entries, exits, and completed trades. 在每個分?jǐn)?shù)後麪再加一列，計(jì)算你的平均進(jìn)場得分，離場得分和縂計(jì)得分。She angled her column of chitchat toward teenagers. 她的漫談欄側(cè)重於十幾嵗的青少年。My extra earnings came in very handy. 我的額外收入可備我不時之需。This extra strong glue should do the job nicely. 這種超強(qiáng)度膠應(yīng)該琯用。extra-column更多例句