Spergon
四氯对醌
🗣️ 情景例句
I'm afraid the cardboard boxes are not strong enough for transport by sea.
我担心这种纸箱，用于远洋运输，不够结实。
She led a luxurious life.
她过着奢侈的生活。
How did you do on your test?
你这次考试的结果如何？