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
He ventured upon an enterprise.
他大胆地开始了他的事业。
I'm glad you came.
我很高兴你能来。
The hardened professional smuggler, on the other hand, is never troubled by such feelings, even if he has five hundred gold watches hidden in his suitcase.