Opgl
abbr. osteoprotegerin ligand 骨保护素配基
🗣️ 情景例句
Yes, sir.
带来了 ，先生。
Finally,I asked him how old he was.
最后,我问他他多大。
That's a nice car. How long have you had it?
好漂亮的汽车。你买多久了？