🧩 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
Don't be lazy, the older you get, the harder it will be to learn.
别偷懒，年纪越大，学起来就越难。
Be careful.
小心。
Yes, I do.I want her to come to my office.Tell her to come at once.
是的，我要她到我的办公室来。叫她马上就来。