n. 跑步;运转;流出;
adj. 跑着的;流动的;连续的;操作中的,运转着的;
v. 跑;运转(run的ing形式);
🗣️ 情景例句
Who has torn these pages out of the book?
谁撕掉书上的这几页?
We are thinking of placing an order for your Flying Pigeon Brand bicycles. We would be very grateful if you could make us an offer for 200 ones with details.