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
There's a note for you on the refrigerator.
冰箱上有她留给你的字条。
A tall tree is struck by lightning.
大树被闪电击中了。
Take my life too! My money and goods are as dear to me as life itself.
把我的命也拿走吧！我的钱财对我就像生命一样宝贵。