Tetraphosphate
四磷酸盐
🗣️ 情景例句
When can I do that? I'd be happy to.
我什么时候可以去看 我很乐意做这项工作。
Do you think there is something wrong with the contract?
你认为合同有问题吗？
So how are you, Wang Bing. Are you excited about your new job?
你过得怎么样，王兵？得到新工作你高兴吗？