Chrysophenine g
[化] 直接冻黄G
🧩 词语组成解析
[建] 宜接菊黄, 二苯乙烯直接黄
🗣️ 情景例句
What did I forget?
我忘记什么？
It is the first step that costs.
万事开头难。
How much does it cost to go abroad?
出国要多少钱？