Bacteria bed
生物滤池
🧩 词语组成解析
bed
[bɛd]
n. 床;苗圃;河床;（地下由黏土、岩石等构成的）地层;
vt. 把…固定在;（某人）发生性关系;给人铺床;
vi. 上床;分层;
🗣️ 情景例句
So good to see you all!
看到你们大家真高兴！
No man (or one) is born wise or learned.
人非生而知之者。
Would you care to see it?
你要不要看？