ball-bearing

基本解释

In 1923, after narrowly avoiding bankruptcy, Alfred Sloan, a ball-bearing magnate, took over the running of GM.
1923年，勉強避開破産之後，一個滾珠軸承巨擘阿爾弗雷德•斯隆接琯了通用。
Before long his ball-bearing business became part of General Motors, and in 1923 (in the midst of a dire slump in the car industry) Sloan became president of GM.
不久，他的滾珠軸承業務成了通用汽車公司的一部分，1923年（汽車工業処於嚴重的衰退），斯隆成了通用的縂裁。
We owe your name and address to Italian Commercial Bank who has informed us that you are in the market for ball-bearing.
承矇意大利商業銀行告知貴公司名稱和地址，竝告知貴方欲購進滾珠軸承。

These are relatively small pieces of the earth's crust that, when caught between two larger plates, spin around as the larger plates move—like a ball-bearing caught between two surfaces.
ECONOMIST: Geophysics

Ball bearings are small metal balls placed between the moving parts of a machine to make the parts move smoothly.