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
I was wondering if you'd like to go to a movie with me.
不知道你是否有兴趣和我一起去看电影。
Greatest genius often lies concealed.
大智若愚。
The constitution guards the liberty of the people.
宪法保护人民的自由。