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
Come here.
过来这儿。
A handful of common sense is worth bushel of learning.
一点小常识常胜过很多有价值的学问。
Fortunately people want to come and hear me play, but I am getting very tired of travelling.
幸运的是，人们都想来听我演奏，但是我对旅行感到厌倦了。