Fyrite
富赖特二氧化碳测定仪
🗣️ 情景例句
He came down with the flu, so he didn't go to work.
他感冒了，所以没去上班。
Thanks. I'll certainly do that.
谢谢了，我一定会的。
Please sign a copy of our Sales Contract No.156 enclosed here in duplicate and return to us for our file.
请会签第156号销售合同一式两份中的一份，将它寄回我方存档。