Upf
abbr. unilateral pulmonary function 单侧肺功能; user port function 用户端口功能; universal picture format 通用图像格式; United Plastic Fabricating 塑料制品制作联盟
🗣️ 情景例句
I'll bicycle down to the village and get them.
我骑脚踏车去镇上拿。
I'm not good enough.
我还不够好。
Yes. Dad.
听见了，爸爸。