Leukokinesis
白细胞移动
🗣️ 情景例句
Hello, Air China Flight Reservations. May I help you?
喂，你好，中国航空公司订票处，需要帮忙吗？
I did the best I could.
我尽力了！
With all these mouths to feed, he didn't know what to do.
由于有那么多人要供养，他不知道怎么办才好。