Seroconverted
(seroconvert 的过去时) vi.[生][医]血清转化(对疫苗产生抗体)
🗣️ 情景例句
Seven after nine? No. I'm sure he's in his office.
九点零七分 ，不会太早的。我肯定他到办公室了。
Are there reserved seats on the train?
车上有预订座位吗？
But Mr. Green says: It is better to give than to receive.
“给予比接受好。”