"parts of a machine which 'bear' the friction," 1791, from present participle of bear (v.). Meaning "direction from a point of reference" is from 1630s; to take (one's) bearings is from 1711.
权威例句
1. An oil seal was replaced, along with both front wheel bearings.
换了一个油封和两个前轮轴承。
2. To keep your bearings in a desert sandstorm is impossible.
在沙漠的尘暴中要想保持方位感是不可能的.
3. With the aid of a compass the traveler can find his bearings.
藉助罗盘,旅行者可以找到自己所处的方位.
4. A sightseeing tour of the city is included to help you get your bearings.
市区观光游也包含在内,帮助你熟悉一下这里的情况。
5. How badly the administration had lost its bearings was underlined by what happened yesterday.