Commercial bed
[经] 有工业价值的油气层
🧩 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
Good morning, Mr. Smith. I brought the contract you are been looking for.
上午好，斯密司先生。我带来了你要等待的合同。
What does he do?
他是干什么的？
He was just falling asleep when there was a loud knock at the door.
他刚要入睡，就有人很响地敲门。