bearing - 搜索 词典 1 It seemed to back in the late 60s and early 70s as if America would be a space bearing nation 这 看起来 像 回到 了 六十年 代末 和 七十年 代初， 美国 要 上 太空 的 时代。
Bearing (mechanical) - Wikipedia By far, the most common bearing is the plain bearing, a bearing that uses surfaces in rubbing contact, often with a lubricant such as oil or graphite A plain bearing may or may not be a discrete device