Spirochaeta pallida
[医] 梅毒螺旋体, 苍白密螺旋体
🧩 词语组成解析
n. 螺旋体\\n[医] 螺旋体属, 波体属
🗣️ 情景例句
What did I do with the rings?
我把戒指放哪儿了？
It's been 5 years since I last saw you.
我已5年没见你了
How long have you been learning English?
你学英语有多久了？