🧩 词语组成解析
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[zu:m]
vi. 嗡嗡作响;急速上升;
n. 嗡嗡声;隆隆声;（车辆等）疾驰的声音;变焦;
vt. 使急速上升;使猛增;
🗣️ 情景例句
He made an impressive speech.
他发表了一篇感人的演讲。
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。
One had winter we watched the river creep up the lower meadows.
有一年冬天，天气不好，我们眼看着河水浸没了地势较低的草场。