Calcofluor
[美]卡尔科弗卢尔(荧光增白剂)
🗣️ 情景例句
I thank you.
我也感谢你。
Do you offer FOB or CIF?
你们报船上交货价还是到岸价？
There's something wrong with my left shoulder. I hurt it while I was doing gym. I've got a pain here too.
我的左肩疼痛。我做体操时受伤了。这里也疼。