Antigenic drift
[机] 抗原漂移
🧩 词语组成解析
a. 抗原\\n[医] 抗原的
drift
[drɪft]
vi. 流动;随意移动;漂泊;浮现;
vt. 漂流;堆积成堆;
n. 漂移，偏移;趋势，动向;大意;放任自流;
🗣️ 情景例句
Did you watch the football game between Manchester United and Arsenal last night?
昨晚你看了曼联对阿森纳的足球比赛吗？
Don't forget to thank him.
不要忘记谢谢他。
and in the course of a few hundred miles reaches the true ocean floor at 2,500-3,500 fathoms.
一直延伸到几百英里远深达2，500至3，500的地方，