Lrf
abbr. liver residue factor 肝脏残余因素
🗣️ 情景例句
Hey, how's it going?
嗨！ 怎么样？
Do you ever play basketball after school?
你曾经在放学后打篮球吗？
What seems to be the delay in shipping?
你们出货延迟了，是什么原故呢？