Radiochromatograph
放射色谱仪
🗣️ 情景例句
He met his girfriend throught a public chat room.
他是在一个公共聊天室里认识他女友的。
If you sign this contract all of your financial worries will be over!
如果你在这份合约上签字，你就和金钱的劳累一刀两断了。
But, in contrast, it is only in modern times that Galileo has become a problem child for historians of science.
但是相比之下，只是在现代对于科学史家来说，伽利略才变成一个新的难题。