Leukin
白细胞(杀菌)素
🗣️ 情景例句
Something else I'd like to know is...
其它的我想知道…
What is the color of your new book?
你的新书是什么颜色的？
Not realizing who she was, the assistant was eager to serve her this time.
那个售货员没有认出她是谁，这一回接待她的态度非常殷勤。