音标
英语音标：[zuːm]
美语音标：[zuːm]
翻译
v.急速上升；嗡嗡作响；（镜头）拉近（拉远）
n.急速上升；嗡嗡声；(摄影)变焦
例句
Your camcorder should have these basic features: autofocus, playback facility, zoom lens
你的便携式摄像机应该具备以下基本功能：自动聚焦、回放功能、变焦镜头。
The jet plane zoomed up into the sky, and was soon out of sight.
那架喷气式飞机迅速爬高升空，很快就飞得看不见了。
And as we start growing the camera will actually start zooming out,
当它开始生长的时候，镜头会变焦。
