Khf
[医][=killer cell helper factor]杀伤细胞辅助因子
🗣️ 情景例句
What do you propose to do about it?
那你建议要怎么办？
I can't recall the exact circumstances.
我不能记起准确的情形。
We would be glad to start business with you.
我们很高兴能与贵公司建立贸易往来。