Carbon-free
[建] 不含碳的
🧩 词语组成解析
free
[fri]
adj. 自由的;免费的;免税的;空闲的;
adv. 免费地;自由地，无拘束地;一帆风顺地;
vt. 免除;释放;使自由;解救;
🗣️ 情景例句
One week after I have submitted my resignation paper.
在我提交辞职信一星期后吧！
Sorry, can I see her before Friday?
对不起，我能周五之前见她吗？
Has it got anything to do with your present research?
报告跟你目前的研究有关吗？