美[?k'sp?nd??] 1 . Engineers noticed that the pipes were not expanding as expected.
工程師注意到管道并沒有如預期那樣膨脹。
來自柯林斯例句
2 . The trade deficit is the flip side of a rapidly expanding economy.
貿易赤字是經濟快速發展帶來的負面產物。
來自柯林斯例句
3 . The economy is expanding, notching up high growth rates.
經濟在發展，實現了高增長率。
來自柯林斯例句
4 . The company has been expanding its customer base using trade magazine advertising.
公司一直通過在商業雜志上刊登廣告擴展客戶群。
來自柯林斯例句
5 . Einstein's equations showed the Universe to be expanding .
愛因斯坦的方程式表明宇宙正在膨脹。
來自柯林斯例句
1.［鍛造］擴孔
2. 減小空心毛坯壁厚而增加其內、外徑的鍛造工序。
3. 擴口
4. 將管件或空心制件的端部徑向尺寸擴大的成形加工方法。
