三大件指完成某事的三种重要物品，如：结婚三大件、电脑三大件、京剧乐器三大件、机械传动三大件、官场三大件。
对今后三大件转向架的改进提出了一些建议。
Several Suggestions on improvement of the features of the three piece bogie in the (future are given.)
伴奏乐器主要为巨琴、二把、呼胡“三大件”。
The instruments for accompaniment are basically "three major ones" -Giant Zither, Erba and Huhu Fiddle.
看到这里你肯定想知道现在的三大件是什么了吧？
See my your ratify wanting to know current three major pcses were what?
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