🧩 词语组成解析
n. [植]千里光, 狗舌草
🗣️ 情景例句
This spring is the origin of the brook.
这泉水是那条小河的源头。
We usually deal on a 20% trade discount basis with an additional quantity discount for orders over 1000 units.
我们通常给予20%的商业折扣，外加订货1000件以上的数量折扣。
He's doing very well in the navy.
他在海军里干得很出色。