Dibromophenolphthalein
溴酚红
🗣️ 情景例句
I'll help too, Mr. Baker.
我也要帮忙，Baker先生。
Are you finished?
请问您还用吗？
With practice, no doubt, I could in time learn to write by holding the pen still while the paper moved.
毫无疑问，经过练习，我最终能够学会笔不动而纸动来写字。