Xanthene ketone
[建] 二苯喃酮
🧩 词语组成解析
n. [化] (夹)氧杂蒽
ketone
['ki:toʊn]
n. 酮;
🗣️ 情景例句
They rescheduled the product launch.
他们重定产品投放市场的时间表。
What is she doing now?
她现在干些什么呢？
The little baskets were empty and the ground was covered with pieces of paper, cigarette ends, old tyres, empty bottles and rusty tins.
废物筐是空的，而满地都是纸片、烟头、旧轮胎，空瓶子和生锈的空罐头盒。