prep. 从…落下;离开;从…去掉;下班;
adv. 离开;距,离;被取消;下班;
adj. 不新鲜的;不能接受;不礼貌;
n. 起跑;
v. 杀死;
🗣️ 情景例句
Hello, Air China Flight Reservations. May I help you?
喂,你好,中国航空公司订票处,需要帮忙吗?
I'll call you up later.
我稍后会打电话给你。
Up to now, historians have assumed that calendars came into being with the advent of agriculture, for then man was faced with a real need to understand something about the seasons.