Nitrobenzidine
[化] 硝基联苯胺
🗣️ 情景例句
It hurts so much when a baby gets his first teeth.
小孩子长第一颗牙齿时好痛哟。
How is your family?
你的家人怎么样？
Now let's go downstairs and have a cup of tea.'
来，咱们下楼去喝杯茶吧。”