| 释义 |
run in1 . (of a new car or one with a new engine) drive it slowly and carefully until the engine runs freely and easily（指新汽车或换上新引擎的汽车）缓慢而谨慎地试开；试车 * We had better allow plenty of time, as I can't drive fast ; the car isn't run in yet. 我们最好把时间留宽裕些，我不能把车子开得很快，因为还没有试过车。 * The workers are running in the new machines. 工人们正在试开那些新机器。2. visit casually 非正式地访问；顺便看望 * Run in and see me this evening. 今晚请到我家来坐坐。 * She lived close by and was used to running in whenever she was free. 她住在附近，一有空就过来看我们。3. convey in (usu. in a car) 把…送到；送入（通常指用汽车） * I'll run you in to the station in a few minutes. 我马上就用车送你到车站去。4. introduce 引进 * They ran the liquid through a tube. 他们把液体通过试管引进来。 |