Archaebacterium
n. 原始细菌
🗣️ 情景例句
It's a problem, isn't it?
这确实是个问题，不是吗？
She showed me her gratitude by inviting me to dinner.
她邀请我吃饭以表示她的感激。
Once there was an old tiger.
从前有一只年迈的老虎。