Triarylmethane
三芳基甲烷
🗣️ 情景例句
What do you consider important when looking for a job?
你选择工作时主要考虑是什么？
Early to bed and early to rise,makes a man healthy,wealthy and wise.
早睡早起，使人健康、富有而聪明。
Only five years?
仅仅5 年？