Pmi
abbr. 采购经理人指数（Purchase Management Index）
🗣️ 情景例句
It took years of hard work.
那需要多年辛苦工作。
He is playing on the slide over there.
他正在那边溜滑梯。
These movements are controlled by the trainer with the metal-pointed stick,
训练员要用有锋利金属尖的长棒控制它的这种举动，