Expanding mandrel
[机] 胀缩心轴
🧩 词语组成解析
expanding
[iks'pændiŋ]
adj. 展开的，扩大的;
v. 使…变大( expand的现在分词 );扩大;伸展;伸开;
n. 心轴\\n[医] 轴柄
🗣️ 情景例句
I found it.
我发现了它。
For those of you that didn't hear it, the question was how soon we could expect the product to be on sale.
你们并未听说过，问题是产品多快能上市。
Thank you very much.
太感谢了。