Piot
abbr. 物质投入产出表（physical input-output table）
🗣️ 情景例句
There is no hope of success.
没有成功的希望。
Many hands make light (or quick) work.
人多活儿轻。
When I returned form abroad recently, a particularly officious young Customs Officer clearly regarded me as a smuggler.
最近一次，我也出国归来，碰上一位特别好管闲事的年轻海关官员，他显然把我当成走私犯。