Pkf
[医][=phagocytosis and killing function]吞噬和杀伤功能
🗣️ 情景例句
for a long time,
很久了，
We don't go dancing very often.
我们不经常跳舞。
One of the most famous sailing ships of the nineteenth century, the Cutty Sark, can still be seen at Greewich.
人们在格林威治仍可看到19世纪最有名的帆船之一“卡蒂萨克”号。