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
Please don't take offense. I only wanted to tell you what I think.
请别生气，我只是想告诉你我的想法。
True blue will never stain.
真金不怕火。
They had a definite meaning, for they were as near as early man could get to writing.
它们有着一定的含义，因为它们已接近古代人的文字形式。