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[医][=neutrophil diffraction factor]嗜中性粒（白）细胞衍生因子
🗣️ 情景例句
If you don't apply to the relevant department your passport will never be approved.
如果你不向有关部门申请，你就得不到护照。
I can assure you the prices we offer you are very favorable.
我敢保证我们向你提供的价位是合理的。
Yes, please. It's very delicious. Did you cook it yourself?
好的。味道好极了。是你自己煮的吗？