adv. 在上面,在高处;起床,起来;向上;由低到高;
adj. 向上的;上升的;竖立的,垂直的;举起的;
vt.& vi. 增加;加速;提高;举起,拿起;
prep. 在…的上端;向高处;沿…而去;向…上游;
n. 上升,升高;兴旺,繁荣;上坡;(价格等)上涨;
🗣️ 情景例句
Hi, Mr. Stewart.
嗨, Stewart 先生。
I want to go coach, and I'd prefer a morning flight.
我要普通舱,还有,我喜欢早上的班机。
Yes, and we must stop people walking on this floor until it's firm. It may be necessary to put up a notice saying Keep off. Another thing, we' ll have to drill a hole in the wall for the electric wires.