Phthalaldehyde
苯二醛(通常指邻苯)
🗣️ 情景例句
As soon as he left his table.
他刚离开桌子。
Can you tell me what time Mr. chen will be back ?
你能否告诉我陈先生何时会回来？
The bridge has been washed away by the floods.
桥已经被洪水冲走了。