Plm
abbr. 產品生命周期管理（Product Lifecycle Management）；可編程序的邏輯矩陣（Programmable Logic Matrice）；脈沖寬度調制（Pulse-Length Modulation）
??? 情景例句
You're right. Of course.
說得也是。
I'm afraid I've let myself get run-down. I've been working too hard.
我似乎弄壞身體了。最近太過勞累。
It looks like we have problem with the shipment.
貨有問題哦。