Paviser
n. 持大盾的士兵
🗣️ 情景例句
I needed that.
我正需要这个。
Our product is lower priced than the competition.
我们产品价格低廉，具有竞争力。
a trough (the lowest point), a height (the vertical distance from the trough to the crest),
波谷（最低点）、浪高（从波谷到浪峰的垂直距离）