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
He knows all there is to know,
他无所不知，
He must have been an outstanding student.
他一定是个优秀学生。
We've been anxious about you. We were expecting you back much earlier.
我们都为你们着急呢。都盼着你们早点儿回来。