Oilless bearing
[化] 无油轴承
🧩 词语组成解析
a. 缺油的\\n[化] 不需加油的
🗣️ 情景例句
it suddenly became real.
一切突然成真了。
To learn obeying is the fundamental art of governing.
学会顺从是管理的基本艺术。
Neither of us realized that night that these carvings and paintings dated back 15,000 years,
我们没有意识到这些刻画追溯到15，000年前，