Bdf
[医][=B cell differentiation factor]B细胞分化因子
🗣️ 情景例句
This is the kitchen. Everything is brand new new fridge, new gas stove, new linoleum.
这是厨房，东西都是新的，新的冰箱、新的煤气炉、新的地毯。
I made a reservation in tokyo.
我在东京预订的。
Paw prints were seen in a number of places and puma fur was found clinging to bushes.
在许多地方看见爪印，灌木丛中发现了粘在上面的美洲狮毛。