n. 弧线,曲线;曲线状物;弯曲物;[棒]曲线板;
vt. 使弯曲;使成曲线;使成弧形;
vi. 弯曲;弯成曲线,弯成弧形;沿曲线行进;
adj. 弯曲的;曲线形的;
🗣️ 情景例句
Amtrak is happy to announce our arrival in New York City.
我们很高兴报告诸位 Amtrak火车就要到达纽约了。
How come?
怎么会这样?
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.