Lubricating piping
[化] 润滑管道; 润滑管路
🧩 词语组成解析
润滑的
piping
['paipiŋ]
n. （某种或某长度的）管道;笛声;（食品上装饰用的）奶油花饰;（衣服、椅罩等的）滚边;
adj. 尖声的;高声的;平静的;平和的;
🗣️ 情景例句
Is this OK?
这样可以吗？
I invited hime to come up, but he wouldn't.
我请他上来，但是他不肯。
Thank you, everyone. Please come in, said Ann.
“感谢你们大家。请进来”安说。