Bladen
四磷酸六乙酯
🗣️ 情景例句
That's a very interesting question.
这是个非常有趣的问题。
Please let me apologize.
请让我致歉意。
The negotiations on the rights and obligations of the parties under contract turned out to be very successful.
就合同保方的权利和义务方面的谈判非常成功。