🧩 词语组成解析
van
[væn]
n. 先锋;厢式货车;增值网;先驱，前驱，领袖，领导人;
vt. 用车搬运;
prep. 〈外〉同“from”;
🗣️ 情景例句
But please call first.
不过，请你先打电话。
If it doesn't rain tomorrow, I think I'll go shopping.
如果明天不下雨的话，我打算购物。
You are kidding.
你开玩笑吧。