Tpps
[医][=tetraphenylporphinesulfonate]四苯基卟啉磺酸盐
🗣️ 情景例句
Help me with this tie, will you?
帮我打领带 好吗
At your request, we are offering you the following items. This offer will remain open within 3 days.
应你方要求，我方就如下产品报价，此报价3日内有效。
Letters will cost a little more, but they will certainly travel faster.
这样会稍微多花点钱，但肯定是快得多了。