Expanded bed
[化] 膨胀床
🧩 词语组成解析
a. 扩充的；展开的
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 that's it.
原来是这件事。
Not only did I forget my train ticket, but I also forgot my passport.
我不仅忘了带火车票，还忘了带护照。
Mary is still writing letters. She's been writing letters all day.
马力还在写信，她写了一整天的信。