Observation door
[化] 看火门
🧩 词语组成解析
door
[dɔr]
n. 门，户;出入口;一家[户];通道;
🗣️ 情景例句
We separated recently.
别提了，我们最近刚分手。
When do you expect to have this ready for sale?
你希望此种商品何时上市出售呢？
Mr. Green doesn't climb down the chimney. He waits until the children are asleep.
格林先生不从烟囱上爬下来，他等候孩子们都睡熟。