Leukin
白细胞(杀菌)素
🗣️ 情景例句
Come with me, Carl.
跟我来 ，Carl。
My favorite holiday is Christmas.
我喜欢的节日是圣诞节。
After seven days of this I went to a party.
这样过了7天以后，我去参加一次聚会。