Polylysogen
多聚(细胞)溶素原, 多聚溶原体
🗣️ 情景例句
because the doctors and nurses are so busy?
因为医生和护士们都非常忙？
The Christmas tree is gorgeous.
圣诞树真华美。
What seems to be the delay in shipping?
你们出货延迟了，是什么原故呢？