Reference oil
[医] 参考油样
🧩 词语组成解析
oil
[ɔɪl]
n. 油;石油;油画;燃油;
vt. 给…加油;
vi. 化成油;
🗣️ 情景例句
It's funny. History repeats itself.
真有意思。历史在重演。
When two ride on one horse, one must sit behind.
两人共骑一匹马，总有一个背后跨。
The children compete against each other to reach the other end of the pool.
孩子们比赛看谁先到达游泳池的另一端。