Xanthochromium
黄铬基团
🗣️ 情景例句
What do you think about the shipment?
你对货运是怎么考虑的？
The first thing on the agenda is the drop in sales.
在议程上第一件事就是销售额下降了。
This decline in vigour with the passing of time is called ageing.
生命力随时间的流失而衰退叫做衰老。