Virus variation
[医] 病毒变异
🧩 词语组成解析
virus
['vaɪrəs]
n. 病毒;病毒性疾病;毒素，毒害;[计算机科学]计算机病毒;
🗣️ 情景例句
when Teddy Roosevelt was President.
在Teddy Roosevelt当总统的时代。
If it were not for hope, the heart would break.
人是靠希望活著的。
The landlord smiled and immediately went out.
酒店老板笑了笑，马上走了出去。