Nitrogen supply unit
[化] 供氮设备
🧩 词语组成解析
supply
[sə'plaɪ]
vt. 供给;补充;弥补（缺陷、损失等）;向…提供（物资等）;
n. 供给物;储备物质;粮食;
vi. 暂代他人职务;
sup在下面+ply重叠，折叠→重叠下去→供应[下去],补给
unit
['ju:nit]
n. 单位，单元;装置;个体;[数]单位数;
🗣️ 情景例句
If you aren't busy today, how about lunch?
如果你今天有空的话，吃一顿午饭如何？
I'm sorry, but I didn't understand your question. Could you please restate it?
对不起，你的问题我没有理解，请你再说一遍好吗？
Oh, thank you! said Ann. Look at the nice paper. Can I open it now, or later?
“噢，谢谢你！”安说，“瞧这漂亮的纸。我现在开还是以后再开？”